160716-N-FP878-008 MEDITERRANEAN SEA (July 16, 2016) - USS Ross (DDG 71) fires the five-inch gun during Pre Action Calibration July 15, 2016. Ross, an Arleigh Burke-class guided-missile destroyer, forward-deployed to Rota, Spain, is conducting naval operations in the U.S. 6th Fleet Area of Operations in support of U.S. national security interests in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 1st Class Theron J. Godbold/Released)