Air Force Staff Sgt. Jared M. Thiems, left, shows Airman 1st Class Hayley Prato where the flap pressure gauge is located on a KC- 135 Stratotanker at Al Udeid Air Base, Qatar, April 24, 2017. Thiems and Prato, fuel systems technicians with the 379th Expeditionary Maintenance Squadron are performing of a gravity transfer valve operational check and are responsible for diagnosing and repairing any malfunctions before the aircraft takes flight. ( Air Force photo by Tech. Sgt. Amy M. Lovgren)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: 379th, aew, afcent, air, al, auab, base, centcom, expeditionary, fuel, grand, inherent, kc-135, operation, qatar, resolve, slam, stratotanker, system, technician, udeid, wing