191120-N-RJ834-0067 GULF OF OMAN (Nov. 20, 2019) The guided-missile destroyer USS Lassen (DDG 82) fires its Mark 45 5-inch gun during a live-fire exercise. Lassen is part of the East Coast Surface Action Group and is operating in the U.S. 5th Fleet area of operations in support of naval operations to ensure maritime stability and security in the Central Region, connecting the Mediterranean and the Paci�c through the western Indian Ocean and three strategic choke points. (U.S. Navy photo by Mass Communication Specialist 2nd Class Tamara Vaughn/Released)