U.S. Marines, veterans, and international military service members begin the 2015 Marine Corps Trials hand cycle race at Camp Pendleton, Calif., March 8, 2015. The Marine Corps Trials allow wounded, ill, and injured military service members to recover by competing in events such as archery, cycling, shooting, swimming, track and field, seated volleyball, and wheelchair basketball. (U.S. Marine Corps photo by Staff Sgt. Evan P. Ahlin, MCIWEST-MCB CamPen Combat Camera/Released)