U.S. Air Force Airmen assigned to the 633rd Medical Group unroll a tent during set-up for a medical training exercise at Langley Air Force Base, Va., Oct. 13, 2015. The Airmen have to be able to quickly and decisively build a hospital in a deployed setting to care for patients in a timely manner. (U.S. Air Force photo by Staff Sgt. Ciara Gosier/Released)