190202-N-LW591-205 GROTON, Conn. (Feb. 2, 2019) The color guard parade the admiral's flag during the commissioning ceremony for the Virginia-class attack submarine USS South Dakota (SSN 790) at Naval Submarine Base New London in Groton, Connecticut., Feb. 2, 2019. South Dakota is the U.S. Navy’s 17th Virginia-class, fast-attack submarine and the third ship named for the state of South Dakota. (U.S. Navy photo by Mass Communication Specialist 1st Class Steven Hoskins)