Zach Owen, former 3rd Experimentation Squadron commander, flashes a three for his unit while biking during the 12th annual Schriever duathlon at Schriever Air Force Base Colorado, Friday June 17, 2016. Owen finished first overall in the event with a time of 1:00:44. ( Air Force photo/Christopher DeWitt)

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Size: 1919px × 2888px
Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: duathlon