SAN DIEGO (April 5, 2023) The Los Angeles-class fast-attack submarine USS Alexandria (SSN 757) prepares to depart the floating dry dock ARCO (ARDM 5) at Naval Base Point Loma (NBPL), April 5, 2023, after completing a successful scheduled maintenance period. ARCO is a medium auxiliary floating dry dock for repair and is a Submarine Squadron 11 asset under the operational control of Commander, Submarine Force, U.S. Pacific Fleet home-ported on NBPL. (U.S. Navy photo by Mass Communication Specialist 1st Class Thomas Gooley)