HMS Portlandが北海ノルウェイ沖で浮上してる潜水艦２隻を追いかけたそうで
ヤーセン級Severodvinskとアクラ級Vepr
なんで浮上したのかは不明

Royal Navy tracks two Russian submarines in North Sea
https://www.bbc.com/news/uk-62271528
https://ichef.bbci.co.uk/news/976/cpsprodpb/18614/production/_126006899_tv077547140.jpg
https://ichef.bbci.co.uk/news/976/cpsprodpb/657D/production/_126018952_tv077547139.jpg