U.S. Soldiers participating in Operation Shamshir provide security for their Afghan counterparts on patrol in the Kharwar district of Logar province, Afghanistan, Oct. 19, 2011. The Soldiers, who are both with Delta Company, 1st Battalion, 41st Infantry Regiment, 3rd Brigade Combat Team, 1st Armored Division, were part of a joint effort to disrupt insurgent activity in the district.