Airmen with the 380th Expeditionary Aircraft Maintenance Squadron E-3 Sentry Aircraft Maintenance Unit watch the 968th Expeditionary Airborne Air Control Squadron’s E-3 Sentry (AWACS) by for flight July 28, 2020, here. Not only do AMU Airmen perform day-to-day maintenance, but also specialize in a wide variety of systems such as radio, navigation, radar, coolant, and computer systems. (U.S. Air Force photo by Master Sgt. Patrick OReilly)