Marines with 2nd Battalion, 8th Marine Regiment enter a building during a military operation on urbanized terrain exercise at Camp Lejeune, N.C., Oct. 3, 2017. The Marines conducted MOUT training in preparation for their upcoming deployment to Japan. (U.S. Marine Corps photo by Lance Cpl. Ashley McLaughlin) - Marines with 2nd Battalion, 8th Marine Regiment enter a building during a military operation on urbanized terrain exercise at Camp Lejeune, N.C., Oct. 3, 2017. The Marines conducted MOUT training in preparation for their upcoming deployment to Japan. (U.S. Marine Corps photo by Lance Cpl. Ashley McLaughlin)