Air Force Reserve Lt. Col. David Ferguson and Tech. Sgt. Brigid Dye perform medical care to a simulated patient on a C-17 Globemaster III during an operational readiness exercise near Charleston, S.C., Nov. 17, 2018. The exercise provided the 315th Operations Group with hands-on training in a variety of airlift and aeromedical evacuation tactics during simulated combat events. Ferguson and Dye are both assigned to the 315th Aeromedical Evacuation Squadron. (U.S. Air Force photo by Staff Sgt. Nicholas A. Priest)