Veteran Eric Rodriguez, 31, from Los Angeles, serves the ball during the 2014 Marine Corps Trials sitting volleyball tournament aboard Camp Pendleton, Calif., March 11. The Marine Corps Trials is an 8-sport invitational involving four competing teams comprised of active duty Marines, veterans and international service members. Athletes will have the opportunity to compete in an eight-sport competition to include archery, shooting, wheelchair basketball, sitting volleyball, swimming, cycling, track, and field events.