USS IWO JIMA, Mediterranean Sea (Nov. 30, 2012) - Gunnery Sgt. Domicas Perdue, a Tyler, Texas, native and combat marksmanship instructor with the Command Element, 24th Marine Expeditionary Unit, discusses the basics of combat marksmanship with Marines aboard USS Iwo Jima, Nov. 30, 2012. Combat marksmanship training is a continuous part of life for Marines, no matter what their military occupational specialty is, and regardless of whether they're stateside or deployed on a ship. The 24th Marine Expeditionary Unit is deployed with the Iwo Jima Amphibious Ready Group in the 6th Fleet area of responsibility serving as an expeditionary crisis response force capable of a variety of missions, from full-scale combat to evacuations and humanitarian assistance. Since deploying in March, they have supported a variety of missions in the U.S. Central, Africa and European Commands, assisted the Navy in safeguarding sea lanes, and conducted various bilateral and unilateral training events in several countries in the Middle East and Africa. (U.S. Marine Corps photo by Lance Cpl. Tucker S. Wolf/Released)