170113-N-UD469-143 KEYPORT, Wash. (Jan. 13, 2017) Cmdr. Steven Everhart, standing, shakes hands with Cmdr. John Cage during a change of command ceremony for the Ohio-class ballistic-missile submarine USS Pennsylvania (SSBN 735). Everhart relieved Cage as commanding officer during the ceremony held at the Naval Undersea Museum. (U.S. Navy photo by Mass Communication Specialist 1st Class Amanda R. Gray/Released)