The Mark 45 five-inch/54-caliber lightweight gun on the forecastle of the Arleigh Burke–class guided-missile destroyer USS Higgins (DDG 76), on 22 March 2011 in the Arabian Gulf. Higgins was deployed with the Carl Vinson Carrier Strike Group.
U.S. Navy photo by Lt. Cdr. Alex T. Mabini, USN.
Volume 65, Number 2