U.S. Marine Corps Lance Cpl. Kristopher Marku and Lance Cpl. Andres Luna, both with Bravo Company, 1st Battalion, 5th Marine Regiment, teach English words to an Afghan boy during a security patrol in the Nawa district of the Helmand province of Afghanistan on Sept. 3, 2009. Marines conduct security patrols to decrease insurgent activity and gain the trust of the Afghan people. The 1st Battalion, 5th Marine Regiment is deployed with Regimental Combat Team 3 to conduct counterinsurgency operations in partnership with Afghan National Security Forces in southern Afghanistan.