UPDATE 1-Puerto Rico's PREPA seen extending creditor agreement -source
October 01, 2015 at 16:37 PM EDT
NEW YORK, Oct 1 (Reuters) - Puerto Rico's electric power authority is expected to extend a creditor agreement expiring at the end of Oct. 1 with a bondholder group, to allow debt restructuring negotiations with bond insurers to continue, a source familiar with the bondholders said on Thursday.