Capt. Michael Delaney, right, receives the first ensign ever flown on the Virginia-class fast-attack submarine Pre-Commissioning Unit (PCU) Montana (SSN 794) during a change of command ceremony held at Naval Station Norfolk, July 16, 2021. During the ceremony, Cmdr. Jon Quimby relieved Delaney as commanding officer of Montana. The change of command ceremony is a time-honored tradition that signifies a total transfer of responsibility, authority and accountability for the command. (U.S. Navy photo by Mass Communication Specialist 1st Class Alfred Coffield)