170911-N-KC128-0000 PEARL HARBOR (Sept. 11, 2017) Adm. Scott H. Swift, commander of U.S. Pacific Fleet, walks through the side boys during the Submarine Force, U.S. Pacific Fleet (COMSUBPAC) change of command ceremony aboard the Los Angeles-class fast attack submarine USS Jacksonville (SSN 699) at Joint Base Pearl Harbor-Hickam. Rear Adm. Daryl L. Caudle relieved Rear Adm. Frederick J. Roegge of as commander of COMSUBPAC. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel Hinton/Released)