In October 2021, the USS Connecticut (SSN 22), one of three Seawolf-class submarines, crashed into a seamount, or undersea ...
"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.
By the time USS Seawolf (SSN-21) and USS (SSN-22) hit the water, however, the Soviet Union had collapsed. Cost was an issue.