181207-N-LN093-1071 SAN DIEGO (Dec. 7, 2018) The guided-missile destroyer Pre-Commissioning Unit (PCU) Michael Monsoor (DDG 1001) transits San Diego Bay. The future USS Michael Monsoor is the second ship in the Zumwalt-class of guided-missile destroyers and will undergo a combat availability and test period. The ship is scheduled to be commissioned into the Navy Jan. 26, 2019, in Coronado, Calif. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jasen Moreno-Garcia/Released)