The 321st Air Expeditionary Wing is a unit of the United States Air Force (USAF). It operates from Joint Base Elmendorf-Richardson in Anchorage, Alaska, and falls under the jurisdiction of the Eleventh Air Force. As an expeditionary wing, it can be rapidly deployed to various locations worldwide in support of USAF operations. The 321st AEW is primarily responsible for air refueling missions, providing critical aerial support for other aircraft during extended flights. Additionally, it operates the E-3 Sentry Airborne Warning and Control System (AWACS) aircraft, offering airborne surveillance, command, and control capabilities. The wing’s mission sets include combat support, humanitarian assistance, disaster response, and counter-drug operations.