Airman 1st Class Molly Michael and Tech. Sgt. Ben Jonkman, both A-10 Thunderbolt II crew chiefs at Selfridge Air National Guard Base, Mich., service A-10s with liquid oxygen at Selfridge, Oct. 14, 2018. Michael recently completed her initial technical training and Jonkman was supervising her on-the-job training. (Air National Guard

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Photo credit: © David Wa / Alamy / Afripics
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Keywords: -10, 127, air, america, archive, armed, army, defence, force, forces, liquid, lox, military, navy, oxygen, reportage, selfridge, service, serviceman, servicemen, soldier, states, united, usa, wing