American flags flutter in the wind in front of the General Motors Corp. (GM) headquarters in downtown Detroit, Michigan in this November 7, 2007 file photo. GM posted a net loss of $722 million in the fourth quarter on February 12, 2008, and said it would offer buyouts or early retirements to all of its 74,000 hourly workers represented by the United Auto Workers union. REUTERS/Rebecca Cook/Files (UNITED STATES)