While sweeping the area where Marines from Lima Company, 3rd Battalion, 3rd Marine Regiment, and the Afghanistan National Army built an observation post in Southern Shorshork, Helmand province, Afghanistan, Lance Cpl. Steven B. Lowe, an engineer from Headquarters Company, 3/3, discovered a buried cache of materials needed to make two pressure-plate, improvised explosive devices during the second day of Operation Cobra, June 17. Lowe is from Medical Lake, Wash. Operation Cobra is a joint operation between Marine Corps units and the Afghanistan National Army to disrupt enemy forces which have been using the sparsely populated region between Marjah and Nawa as a safe haven.