RedactedNarrative: UNIT 1 RAN OUT OF GAS WHEN BOTH THE MALES MOVED TOWARDS THE REAR OF THE BOAT TO CHANGE THE TANKS. THE WATER SHIFTED IN THE PONTOONS AND THE BOAT STARTED TO SINK. IT IS BELIEVED THE HULL FILLED WITH WATER OVER TIME DUE TO WEAKENED WELDS ON THE PONTOON.  THE TOP PLUGS ARE MISSING ALSO. THE BOAT WAS RECOVERED AND PULLED TO THE SHORE AND THE OWNER TOOK POSSESSION OF THE VESSEL. UNIT 1 WAS THE ONLY VESSEL INVOLVED.