170105-N-KC128-0034 PEARL HARBOR (Jan. 5, 2017) Capt. Richard Seif, incoming commanding officer of Submarine Squadron 1 speaks during the change of command ceremony at Joint Base Pearl Harbor-Hickam. Seif relieved Capt. Timothy Rexrode as commanding officer of Submarine Squadron 1. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel Hinton/Released)