190513-N-TI693-0504 ATLANTIC OCEAN (May 13, 2019) Gunner’s Mate Connor Mastry, center, from Belize City, Belize, cleans and inspects the firing pin of the Mark 45 5-inch gun aboard the Arleigh Burke-class guided-missile destroyer USS Carney (DDG 64) during Formidable Shield 19, May 13, 2019. Formidable Shield is designed to improve allied interoperability in a live-fire integrated air and missile defense environment, using NATO command and control reporting structures. (U.S. Navy photo by Mass Communication Specialist 1st Class Fred Gray IV/Released)