Air Force Master Sgt. Nicholas Ward, a 35th Aircraft Maintenance Squadron maintenance cell boss, walks down the flight line during VIGILANT ACE 18 at Osan Air Base, Republic of Korea, Dec. 5, 2017. The responsibilities of a cell boss include ensuring his personnel, six F-16s and everything that comes along with quality of life and maintenance issues are top-notch for mission success. ( Air Force

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Photo credit: © Image Bank / Alamy / Afripics
License: Licensed
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