A C-130J Hercules sits on the flightline of Little Rock Air Force Base, Ark. prior to a high altitude training mission, Nov. 16, 2016. All missions that include unpressurized airdrop operations at 20,000 feet mean sea level and above are monitored by physiology technicians assigned to the 19th Aerospace Medicine Squadron.

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Size: 1732px × 1155px
Photo credit: © Apple White / Alamy / Afripics
License: Licensed
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Keywords: activity, air, aircraft, airman, airmen, airpower, archive, armed, aviation, defence, defense, dma, flying, force, forces, magazine, media, military, reportage, servicemen, usa, usaf