FILE PHOTO: The United Auto Workers union logo is seen on the front of the UAW Solidarity House in Detroit, Michigan, September 8, 2011. Two years after the wrenching restructuring of the U.S. auto industry and the bankruptcies that remade General Motors and Chrysler, the UAW is facing its own financial reckoning. Picture taken September 8, 2011. To match Special Report USA-AUTOS/UNION REUTERS/Rebecca Cook
