ATLANTIC OCEAN (June 2, 2021) Machinist's Mate Fireman Kitiara Hunt, from Rio Rancho N.M., practices tactical team movements during security reaction force basic training aboard the Arleigh Burke-class guided-missile destroyer USS Roosevelt (DDG 80), June 2, 2021. Roosevelt is participating in 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 Andrea Rumple)