210209-N-RG171-0354

BLACK SEA (Feb. 9, 2021) Cmdr. Matthew Curnen, commanding officer of the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75), watches as the Turkish navy Yavuz-class TCG Turgutreis (F-241), middle, and the Turkish navy Barbaros-class frigate TCG Orucreis (F-245), right, participate in a passing exercise with the Donald Cook and the Arleigh Burke-class guided-missile destroyer USS Porter (DDG 78) in the Black Sea, Feb. 9, 2021. Donald Cook, forward-deployed to Rota, Spain, is on patrol in the U.S. Sixth Fleet area of operations in support of regional allies and partners and U.S. national security in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 3rd Class Will Hardy/Released)