191122-N-TI693-1162 ATLANTIC OCEAN (Nov. 22, 2019) Machinist’s Mate 3rd Class Marco Dirende, from Bronx, New York, explains to Machinist’s Mate Fireman Bradley Duvall, from Louisville, Kentucky, what to look for when changing the zinc anodes on a air conditioning unit aboard the Arleigh Burke-class guided-missile destroyer USS Carney (DDG 64), Nov. 22, 2019. Carney, forward-deployed to Rota, Spain, is on its seventh patrol in the U.S. 6th Fleet area of operations in support of regional allies and partners as well as U.S. national security interests in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 1st Class Fred Gray IV/Released)