 Master Sergeant Hosking (then Sergeant First Class), Detachment A-302, Company A, greatly distinguished himself while serving as company advisor in the III Corps Civilian Irregular Defense Group Reaction Battalion during combat operations in Don Luan District.A Viet Cong suspect was apprehended and subsequently identified as a Viet Cong sniper.While MSG Hosking was preparing the enemy for movement back to the base camp, the prisoner suddenly grabbed a hand grenade from MSG Hosking's belt, armed the grenade, and started running towards the company command group which consisted of 2 Americans and 2 Vietnamese who were standing a few feet away.