A Marine candidate with Officer Candidate School (OCS) runs through part 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.

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Size: 1732px × 1155px
Photo credit: © Apple White / Alamy / Afripics
License: Licensed
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