In October 2021, the USS Connecticut (SSN 22), one of three Seawolf-class submarines, crashed into a seamount, or undersea ...
Maintenance and modernization efforts on the boats has indeed been costly and lengthy – with the USS Connecticut (SSN-22) spending several months at the Puget Sound Naval Shipyard in 2019.
"The Seawolf-class fast-attack submarine USS Connecticut (SSN 22) struck an object while submerged on the afternoon of October 2, while operating in international waters in the Indo-Pacific region.