Marine Sgt. Andrew Simons, right, staff noncommissioned officer-in-charge of Recruiting Substation Elyria demonstrates proper arm placement for the crunches portion of the initial strength test (IST) at Elyria, Ohio, July 17, 2021. The IST is a standard test designed to gauge the physical fitness of poolees, which consists of a mile-and-a-half run, crunches and pull-ups.

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Photo credit: © Operation 2021 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 4mcd, cleveland, mcrc, rs