Steven Maltis, Wounded Warrior athlete, sets up to serve during a seated volleyball training session Aug. 4, 2014, at the U.S. Air Force Academy, Colo. The Wounded Warrior athletes are conducting their final group practices prior to the upcoming Invictus Games in London Sept. 10-14 and the Warrior Games Sept. 28 through Oct. 4 2014. (U.S. Air Force photo\ Staff Sgt.Tim Chacon)