During a visit to the aircraft carrier USS Harry S. Truman, members of the NATO Military Committee listen as Navy Vice Adm. Andrew Lewis, commander of the U.S. Second Fleet, discusses the future of integrated naval operations, in Norfolk, Va., March 12, 2019. The NATO Military Committee is the senior military authority and the primary source of military advice in NATO. Navy photo by Petty Officer 3rd Class Rebekah Watkins