Marines and soldiers crawl through CS gas during the night infiltration course at Camp Lejeune, , July 31, 2014. During the course the students had to negotiate 22 obstacles through complete chaos, which included machine gun fire, improvised explosive devises, flashing lights, banging, screaming, and CS and smoke grenades. The students had to complete the course before graduating later that night. Marines negotiate E28098CS infested obstaclesE28099 140727-M-EG384-026

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Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
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Keywords: ., 2nd, 4th, armed, base, battalion, camp, ceb, chapman, christopher, combat, conflict, corporal, corps, cpl, engineer, english, forces, leader, lejeune, marine, military, ryan, sapper, sergeant, sgt, states, united, war