Marine Corps colonel Misty Posey's pull-up program has become a popular method for some Marines hoping to boost their reps. Here, Posey, far left, coaches some students.Lance Cpl. Cody Fitzgerald/US ...

Recruits with Kilo Company, 3rd Recruit Training Battalion, take on the obstacle course Tuesday on Marine Corps Recruit Depot Parris Island, S.C. The O-course is one of many physical training ...

SAN DIEGO (KGTV) -- The annual Boot Camp Challenge returns to the Marine Corps Recruit Depot on Saturday morning, with hundreds participating in the obstacle course that recruits must go through ...

U.S. Marine Corps Lance Cpl. John Cisneros, a rifleman with Golf Company, 2nd Battalion, 5th Marine Regiment (Reinforced), Marine Rotational Force – Darwin 24.3, crawls through a tunnel as a part of ...

The video follows recruits through the Marine Corps Crucible, including obstacle courses, land navigation, limited sleep, long hikes, and the final climb known as the Reaper.

A Marine warehouse chief vaults over wooden hurdles, balances gingerly along a log walk, and climbs and touches the top of a rope before lowering herself back to the ground at her reenlistment held at ...

Add Yahoo as a preferred source to see more of our stories on Google. Marine Corps colonel Misty Posey's pull-up program has become a popular method for some Marines hoping to boost their reps. Here, ...

At a petite 4 feet, 10 inches, Misty Posey couldn't rely on her height to clear the Marine Corps obstacle course as a prospective young recruit. Instead, she learned to pull her entire body over it, ...