Air Force Reserve Master Sgt. Richard Titcomb, 339th Flight Test Squadron C-5 flight engineer, performs pre-flight checks to a C-5M Super Galaxy March 29, 2017, at Robins Air Force Base, Ga. The check was part of the functional test stage of the aircraft’s programmed depot maintenance, a process designed to ensure aircraft are safe and mission ready. ( Air Force photo by Jamal D. Sutter)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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