ATLANTIC OCEAN (Feb. 23, 2022) The guided-missile destroyer USS Delbert D. Black (DDG 119) fires a Mark 38 25mm gun during a Surface Warfare Advanced Tactical Training (SWATT) live-fire exercise. Delbert D. Black is part of Destroyer Squadron (DESRON) 26 which supports Carrier Strike Group (CSG) 10. SWATT is led by the Naval Surface and Mine Warfighting Development Center (SMWDC) and is designed to increase warfighting proficiency, lethality, and interoperability of participating units. (U.S. Navy photo by Mass Communication Specialist 3rd Class Bryan Valek)