PORTSMOUTH, Va. (Oct. 23, 2021) The Los Angeles-class attack submarine USS Pasadena (SSN 752) transits Norfolk Naval Shipyard (NNSY) after successfully completing its drydocking selected restricted availability, Oct. 23, 2021. Pasadena returned to the fleet Oct. 31, just over a year at NNSY to replace, repair and overhaul components throughout the boat, as the shipyard's first DSRA in a decade. (U.S. Navy photo by photo by Aldo Anderson)