SANGIN SCAN U.S. Marines scan the area for enemy forces during a patrol in Helmand province's Sangin Valley, Afghanistan, Oct. 20, 2010. The Marines, assigned to India Company, 3rd Battalion, 5th Marine Regiment, Regimental Combat Team 2, conducted counterinsurgency operations with Afghan forces. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 596549-B-CCU56-731.jpg Photo Gallery