![](http://www.alamy.com/thumbs/6/C38A5424-899E-45BE-B578-B2871905C680/HEAPAP.jpg)
A Air Force C-17 Globemaster III aircraft performs night time air drop operations during a field exercise at the Joint Readiness Training Center (JRTC), Fort Polk, La., Oct. 09, 2012. JRTC 13-01 is designed to prepare and educate military service members in a simulated combat environment. Staff Sgt. Matthew Smith
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Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
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Keywords: .., air, airforce, army, exercise, force, fort, la, louisiana, medical, military, night, polk, states, united, usa, vision