Marines with 3rd Battalion, 6th Marine Regiment buddy carry their wounded off of the battlefield during an objective raid at Camp Lejeune, N.C., June 9, 2016. The battalion conducted a Marine Corps Combat Readiness Evaluation from June 6-10 in preparation for an upcoming deployment. - Marines with 3rd Battalion, 6th Marine Regiment buddy carry their wounded off of the battlefield during an objective raid at Camp Lejeune, N.C., June 9, 2016. The battalion conducted a Marine Corps Combat Readiness Evaluation from June 6-10 in preparation for an upcoming deployment.

U.S. Marines and sailors with the 2nd Marine Expeditionary Brigade stabilize the neck of a notional Norwegian soldier casualty during combat casualty care at Rena, Norway, Feb. 17, 2016. About ten Marines from the unit form the shock trauma squad, which is designed to provide a second echelon of medical care to wounded service members when hospitals are either not available or unable to get to the patient in time. The two nations will team up for Exercise Cold Response 16, combining 10 other NATO allies and partner nations in order to enhance joint crisis response capabilities in cold weather environments. (U.S. Marine Corps photo by Cpl. Lucas Hopkins/Released) - U.S. Marines and sailors with the 2nd Marine Expeditionary Brigade stabilize the neck of a notional Norwegian soldier casualty during combat casualty care at Rena, Norway, Feb. 17, 2016. About ten Marines from the unit form the shock trauma squad, which is designed to provide a second echelon of medical care to wounded service members when hospitals are either not available or unable to get to the patient in time. The two nations will team up for Exercise Cold Response 16, combining 10 other NATO allies and partner nations in order to enhance joint crisis response capabilities in cold weather environments. (U.S. Marine Corps photo by Cpl. Lucas Hopkins/Released)

Lance Cpl. Luis Muniz, a motor transport operator with Transportation Support Co., Combat Logistics Battalion 2, mans a M240G Machine Gun during simulated High Mobility Multipurpose Wheeled Vehicle convoy training at Camp Lejeune, N.C., Oct. 7, 2015. Marines with the unit are undergoing Convoy Leader’s Course in preparation for an Integrated Training Exercise in Twentynine Palms, Calif., later this month. (U.S. Marine Corps photo by Cpl. Lucas Hopkins/Released) - Lance Cpl. Luis Muniz, a motor transport operator with Transportation Support Co., Combat Logistics Battalion 2, mans a M240G Machine Gun during simulated High Mobility Multipurpose Wheeled Vehicle convoy training at Camp Lejeune, N.C., Oct. 7, 2015. Marines with the unit are undergoing Convoy Leader’s Course in preparation for an Integrated Training Exercise in Twentynine Palms, Calif., later this month. (U.S. Marine Corps photo by Cpl. Lucas Hopkins/Released)

Marines with 2nd Battalion, 2nd Marine Regiment lay in the prone while they set up a bangalore charge to destroy a wire trap during a demolitions exercise with 2nd Combat Engineer Battalion at Engineer Training Area 7 on Camp Lejeune, N.C., Sept. 22, 2015. Marines with 2/2 increased their proficiency and knowledge with various charges and techniques with the help of 2nd CEB. (U. S. Marine Corps photo by Cpl. Alexander Mitchell/released) - Marines with 2nd Battalion, 2nd Marine Regiment lay in the prone while they set up a bangalore charge to destroy a wire trap during a demolitions exercise with 2nd Combat Engineer Battalion at Engineer Training Area 7 on Camp Lejeune, N.C., Sept. 22, 2015. Marines with 2/2 increased their proficiency and knowledge with various charges and techniques with the help of 2nd CEB. (U. S. Marine Corps photo by Cpl. Alexander Mitchell/released)

Marines with Alpha Company, 2nd Combat Engineer Battalion, practice firing an unloaded Shoulder-launched Multipurpose Assault Weapon during a platoon fire and maneuver range at Fort A.P. Hill, Va., Aug. 13, 2015. The platoons put everything they had learned so far during the deployment for training exercise to the test by using both their provisional infantry and combat engineering skills during the culminating event. (U.S. Marine Corps photo by Cpl. Michelle Reif/Released) - Marines with Alpha Company, 2nd Combat Engineer Battalion, practice firing an unloaded Shoulder-launched Multipurpose Assault Weapon during a platoon fire and maneuver range at Fort A.P. Hill, Va., Aug. 13, 2015. The platoons put everything they had learned so far during the deployment for training exercise to the test by using both their provisional infantry and combat engineering skills during the culminating event. (U.S. Marine Corps photo by Cpl. Michelle Reif/Released)

Petty Officer 2nd Class Greg Norman, a special amphibious reconnaissance corpsman with 2nd Reconnaissance Battalion, 2nd Marine Division, explains how a casualty collection point is coordinated with patients during a tactical combat casualty care course aboard Camp Lejeune, N.C., Aug. 8, 2015. More than 50 Marines with 2nd Recon participated in the course, which included classroom instruction, practical application, testing, and a final event where the Marines used the skills and knowledge to complete a final evaluation. (U.S. Marine Corps photo by Cpl. Alexander Mitchell/released) - Petty Officer 2nd Class Greg Norman, a special amphibious reconnaissance corpsman with 2nd Reconnaissance Battalion, 2nd Marine Division, explains how a casualty collection point is coordinated with patients during a tactical combat casualty care course aboard Camp Lejeune, N.C., Aug. 8, 2015. More than 50 Marines with 2nd Recon participated in the course, which included classroom instruction, practical application, testing, and a final event where the Marines used the skills and knowledge to complete a final evaluation. (U.S. Marine Corps photo by Cpl. Alexander Mitchell/released)

Lance Cpl. Trent Eguia (right), a combat engineer with Combat Logistics Battalion 6, 2nd Marine Logistics Group, and mountain warfare instructor Staff Sgt. Joshua Buck, watch as a tree falls to the ground during tree-felling training at Marine Corps Mountain Warfare Training Center Bridgeport, Calif., Oct. 18, 2014. CLB-6 teamed up with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, for the month-long Summer Mountain Warfare Exercise, where they were taught survival skills in the Sierra Nevada Mountains. The training package helps to ensure the readiness and relevance of 2nd MLG forces to be employed in support of combatant command requirements. (U.S. Marine Corps photo by Lance Cpl. Preston McDonald/Released) - Lance Cpl. Trent Eguia (right), a combat engineer with Combat Logistics Battalion 6, 2nd Marine Logistics Group, and mountain warfare instructor Staff Sgt. Joshua Buck, watch as a tree falls to the ground during tree-felling training at Marine Corps Mountain Warfare Training Center Bridgeport, Calif., Oct. 18, 2014. CLB-6 teamed up with 2nd Battalion, 5th Marine Regiment, 1st Marine Division, for the month-long Summer Mountain Warfare Exercise, where they were taught survival skills in the Sierra Nevada Mountains. The training package helps to ensure the readiness and relevance of 2nd MLG forces to be employed in support of combatant command requirements. (U.S. Marine Corps photo by Lance Cpl. Preston McDonald/Released)

Staff Sgt. Omar Barroso, a mountain warfare instructor at Marine Corps Mountain Warfare Training Center Bridgeport, Calif., instructs Marines on the elements of a proper survival shelter Oct. 11, 2014. CLB-6 teamed up with 2nd Battalion, 5th Marine Regiment, 1st Marine Division for the monthlong Summer Mountain Warfare Exercise, where they were taught survival skills in the Sierra Nevada Mountains. The training package helps to ensure the readiness and relevance of 2nd MLG forces to be employed in support of combatant command requirements. (U.S. Marine Corps photo by Lance Cpl. Preston McDonald/Released) - Staff Sgt. Omar Barroso, a mountain warfare instructor at Marine Corps Mountain Warfare Training Center Bridgeport, Calif., instructs Marines on the elements of a proper survival shelter Oct. 11, 2014. CLB-6 teamed up with 2nd Battalion, 5th Marine Regiment, 1st Marine Division for the monthlong Summer Mountain Warfare Exercise, where they were taught survival skills in the Sierra Nevada Mountains. The training package helps to ensure the readiness and relevance of 2nd MLG forces to be employed in support of combatant command requirements. (U.S. Marine Corps photo by Lance Cpl. Preston McDonald/Released)

Petty Officer 3rd Class Alexander J. Freeman, a hospital corpsman with Bravo Surgical Company, 2nd Medical Battalion, 2nd Marine Logistics Group, teaches a class on combat life saving at the battalion’s new Combat Casualty Care and Combat Life Saving Simulation Lab aboard Camp Lejeune, N.C., Dec 17, 2009. The new facility integrates CLS training with a realistic urban combat simulation that allows sailors and Marines to feel the pressures of combat while conducting aid on a casualty. - Petty Officer 3rd Class Alexander J. Freeman, a hospital corpsman with Bravo Surgical Company, 2nd Medical Battalion, 2nd Marine Logistics Group, teaches a class on combat life saving at the battalion’s new Combat Casualty Care and Combat Life Saving Simulation Lab aboard Camp Lejeune, N.C., Dec 17, 2009. The new facility integrates CLS training with a realistic urban combat simulation that allows sailors and Marines to feel the pressures of combat while conducting aid on a casualty.