Jim Prisching
FILE - In this file photo made Feb. 10, 2010, an auto show worker cleans the hood of a 2011 Chevrolet Corvette ZR1 at the 2010 Chicago Auto Show in Chicago. General Motors has filed the first batch of paperwork Wednesday, Aug. 18, 2010, needed to sell stock to the public, a step that brings the automaker closer to shedding government ownership. (AP Photo/Jim Prisching, File)
