Josh Roberts, U.S. Paralympian, is treated for a cut by Suzy Kim, U.S. Paralympic team doctor, Aug. 22, 2012. Roberts is competing in the 100m, 200m, 400m and 800m races. More than 50 U.S. Paralympians and hopefuls will be honing their skills and making final preparations here Aug. 18 through 25 for competition in the London 2012 Paralympic Games. (U.S. Air Force photo by Airman 1st Class Cory D. Payne)