U.S. Air Force Lt. Col. Albert Martinez, chief nurse from the 433rd Aeromedical Evacuation Squadron, Lackland AFB, Texas, requests two litter-bearers to board a C-130H Hercules aircraft during aeromedical training at Schoonover Airfield, Fort Hunter-Liggett June 22, 2012 during Exercise GLOBAL MEDIC 2012. Exercise GLOBAL MEDIC 2012 is an annual joint field training exercise for theater aeromedical evacuation systems and ground medical components designed to replicate all aspects of combat medical service support.