FILE - In this Oct. 22, 2009 file photo, Chris Liddell, CFO of Microsoft Corp., yells as he tries to fire up a crowd of Microsoft employees prior to the start of a rally to celebrate the release of Windows 7 at the Microsoft Campus in Redmond, Wash. Liddell, who will step down from Microsoft at the end of the year, will join GM next year as the CFO, GM CEO Ed Whitacre Jr. said in a statement Monday, Dec. 21, 2009.
(AP Photo/Ted S. Warren, file)