A Marine candidate with Officer Candidate School (OCS) runs across a plank during the Endurance Course at OCS, Marine Corps Base Quantico, Va., Nov. 8, 2016. Candidates have up to three chances in order to complete the Endurance Course, which is a requirement to graduate form OCS. ( Marine Corps photo by Lance Cpl. Cristian L. Ricardo)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
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Keywords: comcam, comcamfeature, corps, endurance, marine, mcb, ocs, quantico