A Marine Corps Sgt. Travis Grzelso, a Refrigeration and Air Conditioning Technician assigned to Marine Tactical Air Command Squadron 28, regains his breath at the edge of a pool during Water Survival-Advanced (WSA) training on Marine Corps Air Station Cherry Point, , June 29, 2017. WSA is a course that tests Marines on strokes, distance swimming, and their ability to rescue distressed Marines in real life scenarios. ( Marine Corps photo by Lance Cpl. Koby I. Saunders)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
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Keywords: 2nd, advanced, aircraft, cherry, corps, marine, marines, mcas, point, qual, qualification, states, survival, swim, united, usmc, water, wing, wsa