An Army Reserve Soldier from the 364th Engineer Company (Sapper), headquartered in Dodge City, Kan., plugs his ears with his own fingers inside a Chinook before jumping into the Arkansas River during a training exercise known as a helocast at Fort Chaffee, Ark., Aug. 1, as part of Operation River Assault. The entire River Assault training exercise lasted from July 28 to Aug. 4, 2015, involving one brigade headquarters, two battalions and 17 other units, to include bridging, sapper, mobility, construction and aviation companies. ( Army photo by Master Sgt. Michel Sauret)

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Size: 4901px × 3264px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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