U.S. Army medical personnel practice loading simulated patients on to a medevac HH-60 Black Hawk helicopter during Exercise Global Medic, Fort McCoy, Wis., July 23, 2013.Global Medic, in conjunction with WAREX, is an annual joint-reserve field-training exercise designed to replicate all facets of combat theater aeromedical evacuation support.(U.S. Air Force photo by Senior Airman Juan A. Duenas/Released).