U.S. Air Force Senior Airman Elizabeth Junker, 375th Force Support Squadron services attendant, and Tech. Sgt. Dietrich Jackson, 307th FSS services attendant, react during a tent building exercise at Dobbins Air Reserve Base, Georgia. Junker and Jackson were among the dozens of active-duty and Reserve Citizen Airman taking part in a Silver Flag exercise. Silver Flag required Airmen to plan, build and implement a bare base operation in a contested environment. (U.S. Air Force photo by Senior Master Sgt. Ted Daigle)