Army veteran Alexander Shaw, left center, and Air Force veteran Nicholas Dadgostar, right center, attempt to block the ball against the Canadian team playing a sitting volleyball competition during 2016 Invictus Games in Orlando, Fla., May 7, 2016. Also pictured are U.S. Special Operations Command Sgt. 1st Class Alfred Martinez left, and U.S. Army veteran Robbie Gaup, right. DoD photo by Roger Wollenberg