U.S. Marines utilize a thermite grenade to burn materials used for making improvised explosive devices during a security patrol in Helmand province, Afghanistan, Sept. 9, 2014. The Marines are assigned to Charlie Company, 1st Battalion, 2nd Marine Regiment. U.S. Marines utilize a thermite grenade to burn materials used for making improvised explosive devices during a security patrol in Helmand province, Afghanistan, Sept. 9, 2014. The Marines are assigned to Charlie Company, 1st Battalion, 2nd Marine Regiment. SHARE: Download: Full Size (2.55 MB) Tags: Photo Essays Credit: VIRIN: 593082-T-NXB99-821.jpg Photo Gallery