First Lts. Clint Swalls and Christian Figueredo, 3rd Space Operations Squadron, rest before running during Schriever Challenge at Schriever Air Force Base, Colorado, Friday, Aug. 19, 2016. During the event, volunteers provided food and played music to encourage teams to keep moving. ( Air Force photo/Tech. Sgt. Julius Delos Reyes)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: run