Marines with Alpha Company, 2nd Tank Battalion, roll through smoke to meet Marines with Golf Company, 2nd Battalion, 2nd Marine Regiment, during an integrated exercise at Landing Zone Dodo, Camp Lejeune, N.C., Sept. 2, 2015. The purpose of the exercise was to allow Marine infantry and tankers to work together. - Marines with Alpha Company, 2nd Tank Battalion, roll through smoke to meet Marines with Golf Company, 2nd Battalion, 2nd Marine Regiment, during an integrated exercise at Landing Zone Dodo, Camp Lejeune, N.C., Sept. 2, 2015. The purpose of the exercise was to allow Marine infantry and tankers to work together.

A Marine with Weapons Company, 2nd Battalion, 2nd Marine Regiment, motivates another member of his platoon to keep firing during training at the Indoor Simulated Marksmanship Trainer at Marine Corps Base Camp Lejeune, N.C., Aug. 5, 2015. Marines with the unit conducted training on the virtual range to improve weapon proficiency without leaving a large logistical footprint. - A Marine with Weapons Company, 2nd Battalion, 2nd Marine Regiment, motivates another member of his platoon to keep firing during training at the Indoor Simulated Marksmanship Trainer at Marine Corps Base Camp Lejeune, N.C., Aug. 5, 2015. Marines with the unit conducted training on the virtual range to improve weapon proficiency without leaving a large logistical footprint.

Petty Officer 3rd Class James Hyles (left), a Combat Lifesaver instructor with Weapons Company, 2nd Battalion, 2nd Marine Regiment, explains to a student how to keep the victim stable during the practical application portion of the Combat Lifesaver course at Marine Corps Base Camp Lejeune, N.C., Aug. 6, 2015. The three-day CLS course consisted of classroom instruction and practical application that included treating serious wounds that could occur in a combat situation. - Petty Officer 3rd Class James Hyles (left), a Combat Lifesaver instructor with Weapons Company, 2nd Battalion, 2nd Marine Regiment, explains to a student how to keep the victim stable during the practical application portion of the Combat Lifesaver course at Marine Corps Base Camp Lejeune, N.C., Aug. 6, 2015. The three-day CLS course consisted of classroom instruction and practical application that included treating serious wounds that could occur in a combat situation.

Marine scout sniper candidates with Scout Sniper Platoon, 2nd Battalion, 2nd Marine Regiment fire at targets from an unknown distance during a live-fire exercise at SR-10 aboard Marine Corps Base Camp Lejeune, North Carolina, April 22, 2015. The live-fire exercise was the last event during a two-week Basic Scout Sniper Course Preparation Course. - Marine scout sniper candidates with Scout Sniper Platoon, 2nd Battalion, 2nd Marine Regiment fire at targets from an unknown distance during a live-fire exercise at SR-10 aboard Marine Corps Base Camp Lejeune, North Carolina, April 22, 2015. The live-fire exercise was the last event during a two-week Basic Scout Sniper Course Preparation Course.

Lance Cpl. Richard Emmis, a rifleman with Charlie Company, 1st Battalion, 2nd Marine Regiment and native of Corona, California, posts security during a patrol to identify improvised explosive devices aboard Fort A.P. Hill, Virginia, April 21, 2015. Locating IEDs prepares Marines with 1st Bn., 2nd Marines for their upcoming deployment to Okinawa, Japan this fall. (U.S. Marine Corps photo by Lance Cpl. Immanuel Johnson/Released) - Lance Cpl. Richard Emmis, a rifleman with Charlie Company, 1st Battalion, 2nd Marine Regiment and native of Corona, California, posts security during a patrol to identify improvised explosive devices aboard Fort A.P. Hill, Virginia, April 21, 2015. Locating IEDs prepares Marines with 1st Bn., 2nd Marines for their upcoming deployment to Okinawa, Japan this fall. (U.S. Marine Corps photo by Lance Cpl. Immanuel Johnson/Released)

Pfc. Kevin J. Oronaponce, a rifleman with 2nd Battalion, 2nd Marine Regiment, applies a tourniquet to a mannequin during the final test for the Combat Trauma Care Course aboard Marine Corps Base Camp Lejeune, North Carolina, April 24, 2015. The mannequins were equipped with a system that allows artificial blood to bleed from various wounds and recorded voices to talk, providing a more realistic experience. (U.S. Marine Corps photo by Pfc. David N. Hersey/Released) - Pfc. Kevin J. Oronaponce, a rifleman with 2nd Battalion, 2nd Marine Regiment, applies a tourniquet to a mannequin during the final test for the Combat Trauma Care Course aboard Marine Corps Base Camp Lejeune, North Carolina, April 24, 2015. The mannequins were equipped with a system that allows artificial blood to bleed from various wounds and recorded voices to talk, providing a more realistic experience. (U.S. Marine Corps photo by Pfc. David N. Hersey/Released)

Assault amphibious vehicles sit silently on Onslow Beach aboard Marine Corps Base Camp Lejeune, North Carolina, April 8, 2015. A platoon of AAVs, filled with a company of infantry Marines from Fox Company, 2nd Battalion, embarked on the USS Wasp off the coast of Onslow Beach to prepare for the next day’s mechanized infantry assault. (U.S. Marine Corps photo by Cpl. Justin T. Updegraff/ Released) - Assault amphibious vehicles sit silently on Onslow Beach aboard Marine Corps Base Camp Lejeune, North Carolina, April 8, 2015. A platoon of AAVs, filled with a company of infantry Marines from Fox Company, 2nd Battalion, embarked on the USS Wasp off the coast of Onslow Beach to prepare for the next day’s mechanized infantry assault. (U.S. Marine Corps photo by Cpl. Justin T. Updegraff/ Released)

Lance Cpl. Austin Steifer, a rifleman with 2nd Battalion, 2nd Marine Regiment, fires the M32 grenade launcher during a live-fire range aboard Camp Lejeune, N.C., April 9, 2015. The M32 is a semi-automatic grenade launcher capable of holding up to six 40mm rounds and reaching a distance up to 400 meters. (U.S. Marine Corps photo by Cpl. Michael Dye/Released)  - Lance Cpl. Austin Steifer, a rifleman with 2nd Battalion, 2nd Marine Regiment, fires the M32 grenade launcher during a live-fire range aboard Camp Lejeune, N.C., April 9, 2015. The M32 is a semi-automatic grenade launcher capable of holding up to six 40mm rounds and reaching a distance up to 400 meters. (U.S. Marine Corps photo by Cpl. Michael Dye/Released) 

First Sgt. Brian Moody, first sergeant, Bravo Company, 1st Battalion, 2nd Marine Regiment, patrols through southern Helmand province, Afghanistan, Sept. 3, 2014. The operation was designed to deter enemy insurgents from operating in the southern area of Helmand province. (U.S. Marine Corps photo by Cpl. Cody Haas/ Released) - First Sgt. Brian Moody, first sergeant, Bravo Company, 1st Battalion, 2nd Marine Regiment, patrols through southern Helmand province, Afghanistan, Sept. 3, 2014. The operation was designed to deter enemy insurgents from operating in the southern area of Helmand province. (U.S. Marine Corps photo by Cpl. Cody Haas/ Released)