Marines with 1st Battalion, 3rd Marine Regiment used the P7 amphibious assault vehicle to travel to various locations in order to reach their objectives during Large Scale Exercise 15 at Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Aug. 14 – 15, 2015. LSE-15 is a combined U.S. Marine Corps, Canadian and British exercise conducted at the brigade level, designed to enable live, virtual and constructive training for participating forces. - Marines with 1st Battalion, 3rd Marine Regiment used the P7 amphibious assault vehicle to travel to various locations in order to reach their objectives during Large Scale Exercise 15 at Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., Aug. 14 – 15, 2015. LSE-15 is a combined U.S. Marine Corps, Canadian and British exercise conducted at the brigade level, designed to enable live, virtual and constructive training for participating forces.

Marines with 2nd Battalion, 2nd Marine Regiment, prepare to begin an assault on a simulated enemy base during movement to contact training aboard Camp Lejeune, N.C., April 9, 2015. Once the assault was completed, the Marines were required to prepare a defense in case of a counterattack. - Marines with 2nd Battalion, 2nd Marine Regiment, prepare to begin an assault on a simulated enemy base during movement to contact training aboard Camp Lejeune, N.C., April 9, 2015. Once the assault was completed, the Marines were required to prepare a defense in case of a counterattack.