Missile maintenance
Airmen from the 90th Maintenance Group are responsible for maintaining and repairing ICBMs on alert status Dec. 18, 2019, within the F.E. Warren missile complex, as they are one of three missile bases part of Air Force Global Strike Command. The Minuteman III, on alert at all three bases, replaced the Peacekeeper at F.E. Warren in the 1970s. (U.S. Air Force photo by Senior Airman Abbigayle Williams)