Staff Sgt. Brock Callaway, senior drill instructor for Platoon 3086, Mike Company, 3rd Recruit Training Battalion, yells commands during a cool-down stretch session Aug. 15, 2018, on Parris Island, Recruits must stretch after physical training in order to avoid injuries. (Photo by Lance Cpl. Yamil Casarreal)

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Keywords: 3rd, battalion, camera, combat, company, drill, instructor, island, mcrd, mike, oorah, parris, pt, recruit, training, usmc