Staff Sgt. Ryan Ackerman, 790th Maintenance Squadron trainer maintainer, explains maintenance diagrams as he leads atour group from Leadership Cheyenne downstairs to the lower level of the U-01 training facility on Warren Air Force Base, Wyo., April 22, 2016. U-01 is a mock launch facility that Airmen use for maintenance training. ( Air Force photo by Senior Airman Jason Wiese)

---

Size: 3000px × 1993px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., .., 20th, 790, 790th, 90th, air, base, command, enlisted, facility, force, global, maintenance, missile, mos, operations, sergeant, sgt., squadron, staff, strike, training, warren, wing, wy, wyo., wyoming