Master Sgt. Gary Porter, 512th Maintenance Squadron C-17 avionics intermediate maintenance section chief, calls out cadence to fellow GORUCK Light Team Dover members Sept. 25, 2015, on Dover Air Force Base, Del. Team members worked in unison to safely carry a heavy log more than a mile, one of many physical challenges participants endured. ( Air Force photo/Roland Balik)

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Size: 4110px × 2408px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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