Lance Cpl. Aidan Blansfield, machine gunner, 2nd Battalion, 8th Marine Regiment, sets up security during Mountain Training Exercise 4-17 aboard Marine Corps Mountain Warfare Training Center, Bridgeport, Calif., August 2, 2017. Marines with 2/8, based out of Marine Corps Base Camp Lejeune, N.C., conducted the training in preparation for an upcoming deployment. (U.S. Marine Corps photo by Pfc. Margaret Gale) - Lance Cpl. Aidan Blansfield, machine gunner, 2nd Battalion, 8th Marine Regiment, sets up security during Mountain Training Exercise 4-17 aboard Marine Corps Mountain Warfare Training Center, Bridgeport, Calif., August 2, 2017. Marines with 2/8, based out of Marine Corps Base Camp Lejeune, N.C., conducted the training in preparation for an upcoming deployment. (U.S. Marine Corps photo by Pfc. Margaret Gale)