![](http://www.alamy.com/thumbs/6/376B2BD6-077D-4DFD-97D1-43F225406CAE/M0RJ96.jpg)
Airman 1st Class Johnny Bowen works on a TF34 jet engine from an A-10 Thunderbolt II at Selfridge Air National Guard Base, Mich., Jan 6, 2018. Bowen is an aerospace propulsion technician for the 127th Aircraft Maintenance Squadron. ( Air National Guard
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Photo credit: © RP Library / Alamy / Afripics
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Keywords: -10, america, armed, defence, employee, engine, federal, forces, government, military, selfridge, service, states, united, usa