Athletes sign up for the information fair during the 2014 Marine Corps Trials aboard Camp Pendleton, Calif., March 4, 2014. The Marine Corps Trials is an 8-sport invitational involving four competing teams comprised of active duty Marines, veterans and international service members. The purpose of the Trials is to provide an opportunity for all wounded, ill, or injured Marines to further the rehabilitation of their minds, bodies, and spirits through competition and camaraderie.