An M-240B machine gun spews spent casings as Pfc. Nathan McBride, a machine gunner with Company C, 1st Battalion, 2nd Marine Regiment, lays down suppressive fire during a company-sized exercise at the U.S. Army Yuma Proving Ground in Arizona, Oct. 27, 2009. The Camp Lejeune, N.C.-based battalion spent approximately one month the Yuma area, making use of its surroundings’ rocky, mountainous terrain in preparation for a deployment to Afghanistan early next year. The exercise stressed the approximately 220-Marine force to use combined arms tactics, ranging from rifles and machine guns to mortars and TOW missiles. McBride, 20, is a Cincinnati-native. - An M-240B machine gun spews spent casings as Pfc. Nathan McBride, a machine gunner with Company C, 1st Battalion, 2nd Marine Regiment, lays down suppressive fire during a company-sized exercise at the U.S. Army Yuma Proving Ground in Arizona, Oct. 27, 2009. The Camp Lejeune, N.C.-based battalion spent approximately one month the Yuma area, making use of its surroundings’ rocky, mountainous terrain in preparation for a deployment to Afghanistan early next year. The exercise stressed the approximately 220-Marine force to use combined arms tactics, ranging from rifles and machine guns to mortars and TOW missiles. McBride, 20, is a Cincinnati-native.