Keeping watch
U.S. Air Force Airman 1st Class John Custer, Staff Sgt. David Boyd and Senior Airman Autumn Murphy, 963rd Expeditionary Airborne Air Control Squadron airborne surveillance technicians, accomplish a combat support mission aboard an E-3 Sentry over an undisclosed location in Southwest Asia Feb. 12, 2013. The E-3 Sentry is an airborne warning and control system (AWACS) aircraft that provides all-weather surveillance, command, control and communications needed by U.S. and NATO decision-makers. Custer, Boyd and Murphy are deployed from the 962nd Airborne Air Control Squadron, Elmendorf Air Force Base, Alaska. (U.S. Air Force photo by Tech. Sgt. Christina M. Styer/Released)