Petty Officer 2nd Class Patrick Mullen, a mass communication specialist, fires his M-16A2 during battle-sight zeroing to adjust the weapon for it's maximum accuracy during the 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.