Economic advisor Richard Parsons, Chairman of Time Warner attends a news conference by U.S. President-elect Barack Obama in Chicago, in this November 7, 2008 file photo. Citigroup Inc on January 21, 2009 named former Time Warner CEO Richard Parsons as its chairman in the latest personnel change to shake the U.S. bank that has been clobbered by the credit crunch. Reuters Pictures 10 months ago

Economic advisor Richard Parsons, Chairman of Time Warner attends a news conference by U.S. President-elect Barack Obama in Chicago, in this November 7, 2008 file photo. Citigroup Inc on January 21, 2009 named former Time Warner CEO Richard Parsons as its chairman in the latest personnel change to shake the U.S. bank that has been clobbered by the credit crunch.