170106-N-KC128-0103 PEARL HARBOR (Jan. 6, 2017) A Sailor working in the honor guard parades the U.S. flag during the change of command ceremony for Naval Submarine Training Center Pacific at Joint Base Pearl Harbor-Hickam. Capt. Andrew Hertel relieved Capt. Michael Martin as commanding officer of the command. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel Hinton/Released)