U.S. Marine Corps Lance Cpl. Matthew Martinez, a radio operator assigned to 3d Platoon, Bravo Company, 1st Battalion, 2d Marine Regiment, observes an area through his rifle combat optic while participating in a patrol west of Gereshk, Helmand province, Afghanistan, Sept. 12, 2014. The patrol was part of a joint three-day operation during which U.S. Marines supported Afghan National Army soldiers in disrupting Taliban activities and clearing the area of enemy fighters. (Official U.S. Marine Corps photo by Cpl. Darien J. Bjorndal, Marine Expeditionary Brigade - Afghanistan/ Released)