190402-N-DA737-0189 PEARL HARBOR, Hawaii (April 2, 2019) Capt. Andrew Carlson, commanding officer of the guided-missile destroyer USS Zumwalt (DDG 1000), speaks to reporters during a press conference on the pier beside the ship. Zumwalt is conducting the port visit as part of its routine operations in the eastern Pacific. Zumwalt-class destroyers provide the Navy with agile military advantages at sea and with ground forces ashore. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jonathan Jiang/Released)