GROTON, Ct. (May 20, 2024) Auxiliary Repair Dry Dock (ARDM) 4 makes its way up the Thames River to Naval Submarine Base New London in Groton, Connecticut, May 20, 2024. ARDM-4 is returning from Colonna’s Shipyard in Norfolk, Virginia, where it completed the Chief of Naval Operations docking service craft overhaul availability. (U.S. Navy photo by John Narewski)