A U.S. Army soldier assigned to the 607th Military Police Company, scans the perimeter during a simulated enemy night attack at Forward Operating Base 8J, Fort Hunter Liggett, Calif., May 22, in support of Global Medic 2011 and Warrior 91 11-01. Global Medic is a joint Reserve field training exercise for theater aeromedical evacuation system and ground medical components designed to replicate all aspects of combat medical service support.