The Port of London Authority and a tugboat captain are facing criminal charges seven years after the tugboat capsized in the river Thames and the engineer drowned due to lack of safety measures.
On August 12, 2011, the engineer of the tug Chiefton drowned when it capsized and sank after colliding with the crane barge it was towing in Greenwich, south London.
According to MAIB report on 2015, two of his colleagues were rescued and the body of the engineer and deckhand was found three days later....
https://safety4sea.com/london-port-authority-faces-charges-over-mans-drowning-in-thames/