U.S. Marine Corps Cpl. Dustin Combs with 1st Platoon,

U.S. Marine Corps Cpl. Dustin Combs with 1st Platoon, Charlie Company, 1st Battalion, 1st Marine Regiment, Regimental Combat Team 6 provides security while a patrol departs during Operation Black Shield in Reg-E Khan Neshin, Afghanistan on July 21, 2012. Operation Black Shield was executed to disrupt trafficking of narcotics in the Reg-E Khan Neshin district and build rapport with local residents. (U.S. Marine Corps photo by Lance Cpl. Travis A. D'Ambrogi/Released)