Lance Cpl. Scott Bone sweeps for possible IEDs with a compact metal detector during counter-IED training at Camp Pendleton, Feb. 12, 2016. This training is a part of a new Counter-IED Training Class developed by the Marine Corps Engineer School, Defeat the Device Branch, to improve operational readiness. Bone is a combat engineer with Company A, 1st Combat Engineer Battalion, 1st Marine Division. - Lance Cpl. Scott Bone sweeps for possible IEDs with a compact metal detector during counter-IED training at Camp Pendleton, Feb. 12, 2016. This training is a part of a new Counter-IED Training Class developed by the Marine Corps Engineer School, Defeat the Device Branch, to improve operational readiness. Bone is a combat engineer with Company A, 1st Combat Engineer Battalion, 1st Marine Division.