In this Nov. 8, 2007 file photo, wounded soldiers involved in physical therapy wait for President Bush to visit a physical therapy lab for wounded soldiers at the Center For The Intrepid at the Brooke Army Medical Center in San Antonio. Lines of U.S. troops are limping away from the military with damaged bodies and minds, a surging increase in disabled veterans that will cost the nation billions for decades to come _ even as the total of America's vets from all wars has begun to shrink. (AP Photo/Gerald Herbert, File)