180728-N-UY653-325 MEDITERRANEAN SEA (July 28, 2018) Lt. Andrew Petrone fires an M240B machine gun during a live-fire training exercise aboard the Arleigh Burke-class guided-missile destroyer USS Carney (DDG 64), July 28, 2018. Carney, forward-deployed to Rota, Spain, is on its fifth 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. (U.S. Navy photo by Mass Communication Specialist 1st Class Ryan U. Kledzik/Released)