180813-N-RB168-0189 YOKOSUKA, Japan (Aug. 13, 2018) The Seawolf-class fast-attack submarine USS Connecticut (SSN 22) is moored at Commander, Fleet Activities Yokosuka, Japan for a port visit. Designed to be the world’s quietest submarines, Seawolf-class submarines are one of the Navy’s most advanced undersea warfighting platforms, and unique among U.S. submarines. (U.S. Navy photo by Mass Communication Specialist 1st Class Benjamin Dobbs /Released)