190222-N-XN169-1080 ATLANTIC OCEAN (Feb. 22, 2019) Sailors aboard a U.S. Navy ship attached to Carrier Strike Group (CSG) 12 fire a MK 38 25 mm gun mount during a live-fire exercise, Feb. 22, 2019. The components of CSG 12 embody a team of teams concept, combining advanced surface, air and systems assets to create and sustain operational capability. This enables them to prepare for and conduct global operations, have effective and lasting command and control, and demonstrate dedication and commitment to becoming the strongest warfighting force for the Navy and for the nation. (U.S. Navy photo by Mass Communication Specialist 3rd Class Lasheba James/Released)