RedactedNarrative: THE OPERATOR OF VESSEL 1 WAS SHOWING HIS SON HOW TO DRIVE THE VESSEL LEAVING THE DOCK, givING THE VESSEL TOO MUCH THROTTLE THE VESSEL HIT THE SWIM PLATFORM AND LADDER Of VESSEL 2 RIPPING A HOLE IN VESSEL 1 BELOW THE WATER LINE. VESSEL 1 STARTED TAKING ON WATER AND STARTED SINKING. THE OPERATOR OF VESSEL 1 DROVE TO FORD PARK AND GROUNDED IT AT THE LAUNCH RAMP WHEN A WRECKER CAME TO REMOVE IT FOR THE WATER. NO INJURIES.