160322-N-GP524-380 ATLANTIC OCEAN (March 22, 2016) - The guided-missile destroyer USS Stout (DDG 55) fires a Mark 45 5-inch gun during a live fire exercise. Stout is underway conducting a Composite Training Unit Exercise (COMPTUEX) with the Eisenhower Carrier Strike Group in preparation for a future deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class Bill Dodge/Released)