Air Force Senior Airman Harrison Lei, a 14th Aircraft Maintenance Unit crew chief, tightens a nose steering potentiometer at Misawa Air Base, Japan, Dec. 12, 2016. Each aircraft is assigned two crew chiefs who oversee the maintenance and flight checks for every mission.

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Size: 1663px × 1203px
Photo credit: © Conner Flecks / Alamy / Afripics
License: Licensed
Model Released: No

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