TEXT-S&P may cut Duke Energy Corp and units ratings

Overview -- The merger between U.S. utility companies Duke Energy Corp. and Progress Energy Inc. was completed on July 2, 2012. -- We are placing our 'A-' corporate credit on Duke Energy and its subsidiaries on CreditWatch with negative implications in response to the abrupt change in executive leadership disclosed after the merger with Progress Energy. We are also placing the issue ratings on Duke Energy and its subsidiaries on CreditWatch negative. -- We are revising the