Reserve Gunner's Mate 1st Class David Reed, from Ft. Wayne, Ind., keeps lookout for possible aggressors and insertion teams from his foxhole during a field exercise. Petty Officer Reed is on his two week Active Training and is a Reservist assigned to Amphibious Construction Battalion One (ACB-1) Detachment Four One Three (Det 413). Forty-two Reservists from various detachments across the country participated in the field exercise. U.S. Navy photo by Chief Journalist S.A. Thornbloom.