The National Transportation Safety Board (NTSB) issued the report of its investigation of the allision of the US fishing vessel American Dynasty with the Canadian Navy frigate Winnipeg on April 23, 2013 in Esquimalt, British Columbia.

The American Dynasty was approaching the graving dock at Esquimalt in British Columbia, Canada, when it lost electrical power and propulsion control. The vessel veered off course and collided with a Canadian Navy frigate, HMCS Winnipeg, moored nearby

Both vessels sustained extensive structural damage, and the naval pier required repairs. Six shipyard workers suffered minor injuries.

Read the full report here.