A U.S. Marine reviews recently purified water’s chlorine level during the command post exercise at Camp Lejeune, North Carolina, April 8. - A U.S. Marine reviews recently purified water’s chlorine level during the command post exercise at Camp Lejeune, North Carolina, April 8.

Marines get set to perform buddy rushes during squad attack training on Camp Schwab in Okinawa, Japan, Jan. 6, 2016. Marines with Bravo Company, Battalion Landing Team 1st Battalion, 5th Marines, 31st Marine Expeditionary Unit, conducted squad attack training in preparation for the MEU’s upcoming spring deployment. - Marines get set to perform buddy rushes during squad attack training on Camp Schwab in Okinawa, Japan, Jan. 6, 2016. Marines with Bravo Company, Battalion Landing Team 1st Battalion, 5th Marines, 31st Marine Expeditionary Unit, conducted squad attack training in preparation for the MEU’s upcoming spring deployment.

An assault breacher vehicle races towards the objective as artillery provides suppressing fire Feb. 9 at Marine Air Ground Combat Center Twentynine Palms, California, during the battalion assault course at Integrated Training Exercise 2-15. ABV’s are used to clear areas of mines and other ordinance for ground troops and vehicles to move through. During the BAC the ABV’s fire a mine-clearing line charge to simulate destroying enemy ordinance. The Marines operating the ABV are with 2nd Combat Engineer Battalion, 2nd Marine Division, II Marine Expeditionary Force. - An assault breacher vehicle races towards the objective as artillery provides suppressing fire Feb. 9 at Marine Air Ground Combat Center Twentynine Palms, California, during the battalion assault course at Integrated Training Exercise 2-15. ABV’s are used to clear areas of mines and other ordinance for ground troops and vehicles to move through. During the BAC the ABV’s fire a mine-clearing line charge to simulate destroying enemy ordinance. The Marines operating the ABV are with 2nd Combat Engineer Battalion, 2nd Marine Division, II Marine Expeditionary Force.

Marines with Marine Wing Support Squadron 371 prepare for a perimeter sweep foot patrol during the security force exercise in support of pre-deployment training Dec. 7-10, 2014, at the Auxiliary Landing Field II on Marine Corps Air Station Yuma, Ariz. The exercise provided Marines a hands-on experience for installation night and day security operations. (U.S. Marine Corps photo by Cpl. Reba James/ Released) - Marines with Marine Wing Support Squadron 371 prepare for a perimeter sweep foot patrol during the security force exercise in support of pre-deployment training Dec. 7-10, 2014, at the Auxiliary Landing Field II on Marine Corps Air Station Yuma, Ariz. The exercise provided Marines a hands-on experience for installation night and day security operations. (U.S. Marine Corps photo by Cpl. Reba James/ Released)