ATLANTIC OCEAN (May 28, 2021) Cmdr. Lennard D. Cannon, commanding officer of the Arleigh Burke-class guided-missile destroyer USS Paul Ignatius (DDG 117), speaks to the crew during an all-hands call on the flight deck of the Paul Ignatius during exercise At-Sea Demo/Formidable Shield, May 28, 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 (IAMD) 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)