Private First Class Nathan Culver, an engineer equipment mechanic with Engineer Support Company, 8th Engineer Support Battalion, removes the safety pins from an M67 fragmentation grenade in preparation to throw it aboard Camp Lejeune, N.C., March 27, 2015. The training ensured junior Marines still remembered how to handle a live grenade, and also served as a refresher for more seasoned Marines who haven’t used these skills in quite some time. - Private First Class Nathan Culver, an engineer equipment mechanic with Engineer Support Company, 8th Engineer Support Battalion, removes the safety pins from an M67 fragmentation grenade in preparation to throw it aboard Camp Lejeune, N.C., March 27, 2015. The training ensured junior Marines still remembered how to handle a live grenade, and also served as a refresher for more seasoned Marines who haven’t used these skills in quite some time.

Pfc. Corey Kush, a rifleman with 1st Platoon, Kilo Company, 3rd Battalion, 8th Marine Regiment, receives a haircut in the barracks aboard Marine Corps Base Camp Lejeune, N.C., March 24, 2015. Marines with the platoon volunteered for their heads to be shaved in support of the platoon sergeant's daughter, Katie Whatley, who is fighting cancer. - Pfc. Corey Kush, a rifleman with 1st Platoon, Kilo Company, 3rd Battalion, 8th Marine Regiment, receives a haircut in the barracks aboard Marine Corps Base Camp Lejeune, N.C., March 24, 2015. Marines with the platoon volunteered for their heads to be shaved in support of the platoon sergeant's daughter, Katie Whatley, who is fighting cancer.

A Marine with 2nd Explosive Ordnance Disposal Company, 8th Engineer Support Battalion sets up an explosive charge to detonate during a dynamic entry sustainment course at a Military Operations in Urban Terrain exercise aboard Camp Lejeune, N.C., March 9, 2015. Safety was a key aspect when conducting dynamic entry with explosive charges and Marines rehearsed each set up before going live. - A Marine with 2nd Explosive Ordnance Disposal Company, 8th Engineer Support Battalion sets up an explosive charge to detonate during a dynamic entry sustainment course at a Military Operations in Urban Terrain exercise aboard Camp Lejeune, N.C., March 9, 2015. Safety was a key aspect when conducting dynamic entry with explosive charges and Marines rehearsed each set up before going live.