190429-N-TI693-0056 FASLANE, Scotland (April 29, 2019) Electrician’s Mate 1st Class Jesse Hulstein, right, from Quakertown, Pennsylvania, uses mathematical equations to explain system operations of a gas turbine generator to Chief Damage Controlman Christina Busey, from Fairfield Suisun, California, aboard the Arleigh Burke-class guided-missile destroyer USS Carney (DDG 64), April 29, 2019. Carney, forward-deployed to Rota, Spain, is on its sixth 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)