A Marine with 2nd Battalion, 8th Marine Regiment throws an M69 training grenade at a grenade range during a deployment for training exercise at Fort A.P. Hill, V.A., Dec. 1, 2017. The range consisted of the Marines reacting to enemy contact, buddy rushing, using M69 training grenades and M67 fragmentation grenades. The Marines are conducting the DFT to maintain proficiency at the squad, platoon, company, and battalion-level of warfighting in preparation for an upcoming deployment to Japan. (U.S. Marine Corps photo by Lance Cpl. Ashley McLaughlin) - A Marine with 2nd Battalion, 8th Marine Regiment throws an M69 training grenade at a grenade range during a deployment for training exercise at Fort A.P. Hill, V.A., Dec. 1, 2017. The range consisted of the Marines reacting to enemy contact, buddy rushing, using M69 training grenades and M67 fragmentation grenades. The Marines are conducting the DFT to maintain proficiency at the squad, platoon, company, and battalion-level of warfighting in preparation for an upcoming deployment to Japan. (U.S. Marine Corps photo by Lance Cpl. Ashley McLaughlin)

A Marine with 1st Battalion, 8th Marine Regiment fires rounds during the sniper marksmanship assessment as part of Integrated Training Exercise 1-16 aboard Marine Air Ground Combat Center, Twentynine Palms, Calif., Oct. 24, 2015. During ITX, Marines demonstrate core infantry mission essential tasks while conducting offensive and defensive stability operations. (U.S. Marine Corps photo by Cpl. Immanuel M. Johnson/Released) - A Marine with 1st Battalion, 8th Marine Regiment fires rounds during the sniper marksmanship assessment as part of Integrated Training Exercise 1-16 aboard Marine Air Ground Combat Center, Twentynine Palms, Calif., Oct. 24, 2015. During ITX, Marines demonstrate core infantry mission essential tasks while conducting offensive and defensive stability operations. (U.S. Marine Corps photo by Cpl. Immanuel M. Johnson/Released)

A Marine with Charlie Company, 1st Battalion, 8th Marine Regiment, right, receives ammunition during the counterattack of the Battalion Assault Course, the culminating event for Integrated Training Exercise 1-16 aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Nov. 6, 2015. The BAC integrates all elements of the Marine Air-Ground Task Force in order to defeat a large simulated enemy force. - A Marine with Charlie Company, 1st Battalion, 8th Marine Regiment, right, receives ammunition during the counterattack of the Battalion Assault Course, the culminating event for Integrated Training Exercise 1-16 aboard Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Nov. 6, 2015. The BAC integrates all elements of the Marine Air-Ground Task Force in order to defeat a large simulated enemy force.

An AH-64 Apache helicopter with Alpha Company, 1st Battalion, 501st Aviation Regiment, 1st Armored Division, hovers while supporting a close air-support training exercise with 2nd Battalion, 8th Marine Regiment, 2nd Marine Division at Dona Anna training facility on Fort Bliss, Texas, April 24-26, 2014. Close air-support will be available to the battalion’s companies throughout training and sometimes during the Network Integration Exercise beginning in May. Squad leaders, platoon commanders, fire support team leaders, and joint fire observers were able to train with the helicopters for two days in preparation for use in upcoming training. - An AH-64 Apache helicopter with Alpha Company, 1st Battalion, 501st Aviation Regiment, 1st Armored Division, hovers while supporting a close air-support training exercise with 2nd Battalion, 8th Marine Regiment, 2nd Marine Division at Dona Anna training facility on Fort Bliss, Texas, April 24-26, 2014. Close air-support will be available to the battalion’s companies throughout training and sometimes during the Network Integration Exercise beginning in May. Squad leaders, platoon commanders, fire support team leaders, and joint fire observers were able to train with the helicopters for two days in preparation for use in upcoming training.

Marines with Fox Company, 2nd Battalion, 8th Marine Regiment, 2nd Marine Division, prepare to load an amphibious assault vehicle to move to a town for a training exercise later that night on Fort Bliss, Texas, April 28, 2014. Marines moved into position under the cover of night over tough terrain to conduct an assault on a village in order to eliminate enemy forces occupying it. The village was key to future operations in the area and allowed control of Route Grey, a main route for coalition operations in the area. - Marines with Fox Company, 2nd Battalion, 8th Marine Regiment, 2nd Marine Division, prepare to load an amphibious assault vehicle to move to a town for a training exercise later that night on Fort Bliss, Texas, April 28, 2014. Marines moved into position under the cover of night over tough terrain to conduct an assault on a village in order to eliminate enemy forces occupying it. The village was key to future operations in the area and allowed control of Route Grey, a main route for coalition operations in the area.

Landing support Marines with 2nd Combat Logistics Regiment, Task Force 2-8 prepare to load a 1,000 pound load of tires on a CH-47 Chinook, with the 1st Battalion, 501st Aviation Regiment, 1st Armored Division, 2nd Brigade Combat Team, during training at the Dona Anna training area on Fort Bliss, Texas, April 7, 2014. - Landing support Marines with 2nd Combat Logistics Regiment, Task Force 2-8 prepare to load a 1,000 pound load of tires on a CH-47 Chinook, with the 1st Battalion, 501st Aviation Regiment, 1st Armored Division, 2nd Brigade Combat Team, during training at the Dona Anna training area on Fort Bliss, Texas, April 7, 2014.

Bronx, N.Y., native Lance Cpl. Edwin Guaman, a team leader, with Echo Company, 2nd Battalion, 8th Marine Regiment, charges uphill with Marines while assaulting an objective during a rehearsal at Range 62, on Fort Bliss, Texas, April 5, 2014. - Bronx, N.Y., native Lance Cpl. Edwin Guaman, a team leader, with Echo Company, 2nd Battalion, 8th Marine Regiment, charges uphill with Marines while assaulting an objective during a rehearsal at Range 62, on Fort Bliss, Texas, April 5, 2014.

Reading, Penn., native Pfc. Cody Troxel, a machine gunner with Echo Company, 2nd Battalion, 8th Marine Regiment, 2nd Marine Division, gives a class on the M240 Bravo machine gun to Marines from 3rd Platoon while waiting to train at Range 62, on Fort Bliss, Texas, April 5, 2014. - Reading, Penn., native Pfc. Cody Troxel, a machine gunner with Echo Company, 2nd Battalion, 8th Marine Regiment, 2nd Marine Division, gives a class on the M240 Bravo machine gun to Marines from 3rd Platoon while waiting to train at Range 62, on Fort Bliss, Texas, April 5, 2014.