RedactedNarrative: THIS CRASH OCCURRED AS VESSEL 1 WAS IN A TOW OF ANOTHER VESSEL. THE TOWED VESSEL WAS KNOWN TO HAVE A HOLE IN ONE OF THE TOONS AND WAS LISTING REALLY BADLY TO THE PORT SIDE. VESSEL 1 AND THE TOWED VESSEL EXPERIENCED ROUGH WATER CONDITIONS AND THE TOWED VESSEL EVENTUALLY SWAMPED.