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Cascade Challenge 2016

U.S. Air Force Staff Sgt. Kristopher Harpoon, 5th Air Support Operations Squadron, Joint Base Lewis-McChord, Wash., tactical air control party specialist, performs a grip strength test during a Battlefield Airman physical training (PT) test July 21, 2016, at Baker Field house on Eielson Air Force Base, Alaska. The last challenge of the competition was for competitors to complete a PT test. (U.S. Air Force photo by Airman Isaac Johnson)

PHOTO BY: Airman Isaac N. Johnson
VIRIN: 160721-F-YK359-1050.JPG
FULL SIZE: 1.18 MB
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