A maintainer assigned to the 20th Fighter Wing participates in exercise Red Flag 21-2 at Nellis Air Force Base, Nevada, March 12, 2021. Red Flag provides a challenging and dynamic environment for pilots by bringing air forces and airframes from around the world together multiple times a year to integrate as a team during simulated wartime operations. (U.S. Air Force photo by Staff Sgt. Destinee Sweeney)