190131-N-TQ980-005 GROTON, Conn. (Jan. 31, 2019) The Virginia-class attack submarine USS North Dakota (SSN 784) pulls alongside a tug to conduct a pilot transfer while returning to its homeport at Naval Submarine Base New London in Groton, Connecticut. North Dakota’s return marks the successful completion of a six-month deployment to the European Command area of responsibility. (U.S. Navy photo by Chief Boatswain's Mate Michael Santiago/Released)