ATLANTIC OCEAN (May 27, 2021) Boatswain's Mate Seaman Jerry Wynn, from Columbus, Ohio, climbs a ladder aboard the Arleigh Burke-class guided-missile destroyer USS Paul Ignatius (DDG 117) during exercise At-Sea Demo/Formidable Shield, May 27, 2021. Exercise At-Sea Demo/Formidable Shield, conducted by Naval Striking and Support Forces NATO on behalf of U.S. 6th Fleet, is a live-fire integrated air and missile defense exercise that improves allied interoperability using NATO command and control reporting structures. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nathan T. Beard)