Retired Senior Airman Brandon Bishop practices a volley during sitting volleyball practice at the Warrior Games training camp April 15, 2013, at the U.S. Air Force Academy, Colo. Volleyball is one of the seven events Air Force athletes will compete in during the 2013 Warrior Games scheduled to take place May 11-16, 2013 at the Air Force Academy and U.S. Olympic Training Center in Colorado Springs, Colo. (U.S. Air Force photo/John Van Winkle)