EXPLOSIVES TRAINING U.S. Marine Corps Lance Cpl. Pablo Perez provides security during training to counter improvised explosive devices on Camp Leatherneck in Helmand province, Afghanistan, April 3, 2013. Perez, a rifleman, is assigned to Kilo Company, 3rd Battalion, 4th Marine Regiment. SHARE: Download: Full Size (105.32233 MB) Tags: Week In Photos, Week In Photos Credit: VIRIN: 807124-H-CEK46-241.jpg Photo Gallery