A group of crew members of the #38 U.S. Army Chevrolet Impala work out on an obstacle course during Ryan Newman and Stewart-Haas Racing at Fort Benning on May 5, 2010 in Fort Benning, Georgia. (Photo: Streeter Lecka/Getty Images) hide

A group of crew members of the #38 U.S. Army Chevrolet Impala work out on an obstacle course during Ryan Newman and Stewart-Haas... more