Petty Officer 1st Class Leron Renfro, an operation specialist, walks down range during M16A2 battle-sight zeroing at U.S. Navy Individual Augmentee Combat Training course at Fort Dix, N.J. The four-week long training is designed to outfit, equip and prepare sailors for their upcoming deployments in support of overseas contingency operations in Iraq, Afghanistan, Kuwait, and the Horn of Africa.