A U.S. Army aero medic retrieves his stretcher after delivering a simulated injured soldier from a medical evacuation during Warrior Exercise 91 12-01 and Exercise GLOBAL MEDIC at Fort Hunter Ligget, Calif., June 22, 2012. WAREX gives participating units an opportunity to rehearse military maneuvers and tactics such as security, convoy operations and quick reaction drills during simulated enemy attacks. GLOBAL MEDIC is a joint field training exercise for theater aeromedical evacuation systems and ground medical components designed to replicate all aspects of combat medical service support.