U.S. Army Sgt. 1st Class Lyndon Edwards, Alpha Company, 48th Combat Support Hospital, points at an X-ray simulation on a Philips Imager at Fort Hunter Liggett, Calif., May 19, 2011, in support of Global Medic 2011 and Warrior 91 11-01. Warrior Exercise 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 system and ground medical components designed to replicate all aspects of combat medical service support.