U.S. Air Force Master Sgt. Jim Dupuis, 42nd Aerial Port Squadron, Westover, Mass., helps assemble a temper tent in preparation for the arrival of exercise participants at Fort Hunter Liggett, Calif., May 5, in support of Global Medic 2011. 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.