UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C. 20549

                                 SCHEDULE 13D
                               (Amendment No. 23)

                   Under the Securities Exchange Act of 1934

                         CAREER EDUCATION CORPORATION
                               -----------------
                                (Name of Issuer)

                    Common Stock, Par Value $0.01 Per Share
                         -----------------------------
                         (Title of Class of Securities)

                                  141665109
                                  ---------
                                (CUSIP Number)

                             Deborah L. Perkovich
                         Blum Capital Partners, L.P.
                       909 Montgomery Street, Suite 400
                           San Francisco, CA 94133
                                (415) 434-1111
                                --------------
               (Name, Address and Telephone Number of Person
              Authorized to Receive Notices and Communications)

                                  May 14, 2015
                                 --------------
           (Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to
report the acquisition that is the subject of this Schedule 13D, and is
filing this schedule because of Section 240.13d-1(e), 240.13d-1(f) or
240.13d-1(g), check the following box [ ].

*The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section
of the Act but shall be subject to all other provisions of the Act (however,
see the Notes).


                                Page 1 of 13

                                                         * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                      Page 2 of 13

-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON                     BLUM CAPITAL PARTNERS, L.P.

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)      94-3205364
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                          California

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                      3,324,374**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                 3,324,374**

-----------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,324,374**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)               4.9%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                                          PN, IA

-----------------------------------------------------------------------------
** See Item 5


                                                    * * * * * * * * * *




CUSIP NO. 141665109            SCHEDULE 13D                      Page 3 of 13

-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON              RICHARD C. BLUM & ASSOCIATES, INC.

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)      94-2967812
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                          California

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                      3,324,374**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                 3,324,374**

-----------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,324,374**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)               4.9%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                                              CO

-----------------------------------------------------------------------------
** See Item 5



                                                  * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                      Page 4 of 13


-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON                   BLUM STRATEGIC GP III, L.L.C.

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)      04-3809436
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                            Delaware

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                             -0-**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                        -0-**

-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON        -0-**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)                  0%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                  OO (Limited Liability Company)

-----------------------------------------------------------------------------
** See Item 5


                                                   * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                      Page 5 of 13


-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON                     BLUM STRATEGIC GP III, L.P.

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)      02-0742606
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                            Delaware

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                             -0-**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                        -0-**

-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON        -0-**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)                  0%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                                              PN

-----------------------------------------------------------------------------
** See Item 5


                                                   * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                      Page 6 of 13


-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON               BLUM STRATEGIC PARTNERS III, L.P.

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)      04-3809438
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                            Delaware

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                             -0-**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                        -0-**

-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON        -0-**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)                  0%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                                             PN

-----------------------------------------------------------------------------
** See Item 5


                                                   * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                      Page 7 of 13


-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON                    BLUM STRATEGIC GP IV, L.L.C.

     I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)     26-0588693
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                            Delaware

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                      3,324,374**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                 3,324,374**

-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,324,374**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)               4.9%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                  OO (Limited Liability Company)

-----------------------------------------------------------------------------
** See Item 5


                                                   * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                      Page 8 of 13


-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON                      BLUM STRATEGIC GP IV, L.P.

     I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)     26-0588732
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                            Delaware

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                      3,324,374**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                 3,324,374**

-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,324,374**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)               4.9%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                                              PN

-----------------------------------------------------------------------------
** See Item 5


                                                   * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                      Page 9 of 13


-----------------------------------------------------------------------------
 1.  NAME OF REPORTING PERSON                BLUM STRATEGIC PARTNERS IV, L.P.

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)      26-0588744
-----------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                (a) [x]
                                                                      (b) [x]
-----------------------------------------------------------------------------
 3.  SEC USE ONLY

-----------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*                                              See Item 3

-----------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                       [ ]
-----------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION                            Delaware

-----------------------------------------------------------------------------
                    7.  SOLE VOTING POWER                                 -0-

   NUMBER OF       ----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER                      3,324,374**
   BENEFICIALLY
   OWNED BY EACH   ----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER                            -0-

                   ----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER                 3,324,374**

-----------------------------------------------------------------------------
11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,324,374**

-----------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                       [ ]
-----------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)               4.9%**

-----------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON                                             PN

-----------------------------------------------------------------------------
** See Item 5


                                                   * * * * * * * * * *



CUSIP NO. 141665109            SCHEDULE 13D                     Page 10 of 13


Item 1.  Security and Issuer
----------------------------

This Amendment No. 23 amends the Statement on Schedule 13D (the "Schedule
13D") filed with the Securities and Exchange Commission on April 23, 2015
by Blum Capital Partners, L.P., a California limited partnership, ("Blum
LP"); Richard C. Blum & Associates, Inc., a California corporation ("RCBA
Inc."); Blum Strategic GP III, L.L.C., a Delaware limited liability company
("Blum GP III"); Blum Strategic GP III, L.P., a Delaware limited partnership
("Blum GP III LP"); Blum Strategic Partners III, L.P., a Delaware limited
Partnership ("Blum Strategic III"); Blum Strategic GP IV, L.L.C., a Delaware
Limited liability company ("Blum GP IV"); and Blum Strategic GP IV, L.P., a
Delaware limited partnership ("Blum GP IV LP"); Blum Strategic Partners IV,
L.P., a Delaware limited partnership ("Blum Strategic IV") (collectively, the
"Reporting Persons").

This amendment to the Schedule 13D relates to shares of common stock, $.01
par value per share (the "Common Stock") of Career Education Corporation, a
Delaware corporation (the "Issuer").  The principal executive office and
mailing address of the Issuer is 231 N. Martingale Road, Schaumburg,
Illinois 60173.

The following amendments to the Schedule 13D are hereby made. Unless
Otherwise defined herein, all capitalized terms shall have the meaning
ascribed to them in the Schedule 13D as previously amended.

Item 2.  Identity and Background
--------------------------------

There have been no changes to Item 2 since the Schedule 13D Amendment
filed on April 23, 2015.

Item 3.  Source and Amount of Funds or Other Considerations
------------------------------------------------------------

There have been no changes to Item 3 since the Schedule 13D Amendment
filed on December 19, 2007.

Item 4.  Purpose of Transaction
--------------------------------

There have been no changes to Item 4 since the Schedule 13D Amendment
filed on February 28, 2012.










                        * * * * * * * * * *
CUSIP NO. 141665109            SCHEDULE 13D                     Page 11 of 13


Item 5.  Interest in Securities of the Issuer
---------------------------------------------

(a), (b) According to the Issuer's Form 10-Q filed with the Securities and
Exchange Commission on May 6, 2015, there were 67,883,682 shares of
Common Stock issued and outstanding as of April 30, 2015.  Based on such
information, after taking into account the transactions described in Item
5(c) below, the Reporting Persons report beneficial ownership of the
Following shares of Common Stock: (i) 17,779 shares of Common Stock held
directly by RCBA Inc., which represents 0.0% of the outstanding shares of
the Common Stock; (ii) 0 shares of the Common Stock held by
Blum GP III which serves as general partner of Blum GP III LP which,
in turn, serves as the general partner of Blum Strategic III, which
represents 0.0% of the outstanding shares of the Common Stock; and
(v) 3,306,595 shares of the Common Stock held by Blum GP IV which serves
as general partner of Blum GP IV LP which, in turn, serves as the general
partner of Blum Strategic IV, which represents 4.9% of the outstanding
shares of the Common Stock.


Voting and investment power concerning the above shares are held solely by
Blum LP, Blum GP III and Blum GP IV. The Reporting Persons therefore may be
deemed to be members in a group, in which case the group would be deemed to
have beneficial ownership of an aggregate of 3,324,374 shares of the Common
Stock, which is 4.9% of the outstanding Common Stock. As the sole general
partner of Blum LP, RCBA Inc. is deemed the beneficial owner of the
securities over which Blum LP has voting and investment power. The filing of
this Schedule shall not be construed as an admission that any of the
shareholders, directors or executive officers of RCBA Inc. or the managing
members and members of Blum GP III, Blum GP III LP, Blum GP IV and Blum GP
IV LP, is, for any purpose, the beneficial owner of any of the securities
that are beneficially owned by RCBA Inc., Blum GP III LP, Blum GP III, Blum
GP IV LP and Blum GP IV.
















                                                   * * * * * * * * * *
CUSIP NO. 141665109            SCHEDULE 13D                     Page 12 of 13



 (c)   The Reporting Persons have sold the following shares in the Common
Stock of the Issuer since the last 13D Amendment filed on April 23, 2015:

Entity                             Trade Date    Shares    Price/Share
-------                            ----------   --------   -----------

For Blum Strategic III for         04-24-2015     45,000        4.6777
which Blum GP III LP serves        04-27-2015     45,000        4.3816
as the general partner and         04-28-2015     55,000        4.2648
for Blum GP III which              04-29-2015     45,000        4.2129
serves as the general              04-30-2015     50,000        4.2057
partner for Blum GP III LP         05-01-2015     45,000        4.1825
                                   05-04-2015     45,000        4.2283
                                   05-05-2015     45,000        4.1269
                                   05-06-2015     45,000        4.0740
                                   05-07-2015     45,000        4.7664
                                   05-08-2015     45,000        4.6045
                                   05-11-2015     21,000        4.5525
                                   05-12-2015     21,000        4.5893
                                   05-13-2015     21,000        4.3146
                                   05-14-2015     21,000        4.1512
                                   05-15-2015     21,626        4.1124



(d) Not applicable.

(e) The Reporting Persons ceased to beneficially own 5% of the Issuer's
issued and outstanding Common Stock on May 14, 2015.


Item 6.  Contracts, Arrangements, Understandings or Relationships with
Respect to Securities of the Issuer
-----------------------------------------------------------------------------

There have been no changes to Item 6 since the Schedule 13D Amendment
filed on November 19, 2008.

Item 7.  Material to be Filed as Exhibits
------------------------------------------
Exhibit A - Joint Filing Undertaking









                                                   * * * * * * * * * *

CUSIP NO. 141665109            SCHEDULE 13D                     Page 13 of 13


                                  SIGNATURES

After reasonable inquiry and to the best of our knowledge and belief, the
undersigned certify that the information set forth in this statement is true,
complete and correct.

Dated:  May 18, 2015


RICHARD C. BLUM & ASSOCIATES, INC.      BLUM CAPITAL PARTNERS, L.P.
                                       By: Richard C. Blum & Associates, Inc.
                                            its General Partner

By:  /s/ Deborah L. Perkovich                By: /s/ Deborah L. Perkovich
     -------------------------------         --------------------------------
     Deborah L. Perkovich                     Deborah L. Perkovich
     Vice President                           Vice President


BLUM STRATEGIC GP III, L.L.C.           BLUM STRATEGIC GP III, L.P.
                                        By:  Blum Strategic GP III, L.L.C.
                                             its General Partner

By:  /s/ Deborah L. Perkovich                By: /s/ Deborah L. Perkovich
     ------------------------------         ---------------------------------
     Deborah L. Perkovich                    Deborah L. Perkovich
     Vice President                          Vice President


BLUM STRATEGIC PARTNERS III, L.P.       BLUM STRATEGIC GP IV, L.L.C.
By:  Blum Strategic GP III, L.P.,
     its General Partner
By:  Blum Strategic GP III, L.L.C.
     its General Partner

By:  /s/ Deborah L. Perkovich                By: /s/ Deborah L. Perkovich
     ------------------------------         ---------------------------------
     Deborah L. Perkovich                    Deborah L. Perkovich
     Vice President                          Vice President


BLUM STRATEGIC GP IV, L.P.              BLUM STRATEGIC PARTNERS IV, L.P.
By:  Blum Strategic GP IV, L.L.C.       By:  Blum Strategic GP IV, L.P.,
     its General Partner                     its General Partner
                                        By:  Blum Strategic GP IV, L.L.C.
                                             its General Partner

By:  /s/ Deborah L. Perkovich                By: /s/ Deborah L. Perkovich
     ------------------------------         ---------------------------------
     Deborah L. Perkovich                    Deborah L. Perkovich
     Vice President                          Vice President


                                                   * * * * * * * * * *

CUSIP NO. 141665109             SCHEDULE 13D                    Page 1 of 1

                                   Exhibit A
                           JOINT FILING UNDERTAKING

The undersigned, being duly authorized thereunto, hereby execute this
agreement as an exhibit to this Schedule 13D to evidence the agreement of the
below-named parties, in accordance with the rules promulgated pursuant to the
Securities Exchange Act of 1934, to file this Schedule jointly on behalf of
each such party.

Dated:  May 18, 2015


RICHARD C. BLUM & ASSOCIATES, INC.     BLUM CAPITAL PARTNERS, L.P.
                                       By: Richard C. Blum & Associates, Inc.
                                           its General Partner

By:  /s/ Deborah L. Perkovich             By: /s/ Deborah L. Perkovich
     -------------------------------      --------------------------------
     Deborah L. Perkovich                  Deborah L. Perkovich
     Vice President                        Vice President


BLUM STRATEGIC GP III, L.L.C.           BLUM STRATEGIC GP III, L.P.
                                        By:  Blum Strategic GP III, L.L.C.
                                             its General Partner

By:  /s/ Deborah L. Perkovich               By: /s/ Deborah L. Perkovich
     ------------------------------         ---------------------------------
     Deborah L. Perkovich                    Deborah L. Perkovich
     Vice President                          Vice President


BLUM STRATEGIC PARTNERS III, L.P.       BLUM STRATEGIC GP IV, L.L.C.
By:  Blum Strategic GP III, L.P.,
     its General Partner
By:  Blum Strategic GP III, L.L.C.
     its General Partner

By:  /s/ Deborah L. Perkovich                By: /s/ Deborah L. Perkovich
     ------------------------------         ---------------------------------
     Deborah L. Perkovich                    Deborah L. Perkovich
     Vice President                          Vice President


BLUM STRATEGIC GP IV, L.P.              BLUM STRATEGIC PARTNERS IV, L.P.
By:  Blum Strategic GP IV, L.L.C.       By:  Blum Strategic GP IV, L.P.,
     its General Partner                     its General Partner
                                        By:  Blum Strategic GP IV, L.L.C.
                                             its General Partner

By:  /s/ Deborah L. Perkovich               By: /s/ Deborah L. Perkovich
     ------------------------------         ---------------------------------
     Deborah L. Perkovich                    Deborah L. Perkovich
     Vice President                          Vice President