VESSEL 1 WAS A 22' BOMBARDIER OPEN MOTORBOAT WITH 9 PEOPLE ON BOARD.  AT SOME POINT PRIOR TO LAUNCHING, THE EXHAUST HOSE AT THE REAR STARBOARD SIDE OF VESSEL 1 HAD BECOME DISCONNECTED FROM THE HULL.  OPERATOR LAUNCHED V1 AT DAVIS CAMP WITH SEVERAL PEOPLE ON BOARD AND V1 BEGAN TO TAKE ON WATER FROM THE NOW OPEN EXHAUST PORT, AND POSSIBLY FROM AN ILL-FITTING TRANSOM PLUG AS WELL.  OPERATOR MANEUVERED BACK TO THE DOCK AT DAVIS CAMP TO RETRIEVE THE REST OF THE PASSENGERS AND THEN MOTORED AWAY FROM THE DOCK BEFORE V1 TOOK ON ENOUGH WATER TO CAUSE THE ENGINE TO MALFUNCTION.  V1'S ENGINE STALLED AND THE PASSENGERS DONNED PFD'S.  IT BECAME APPARENT TO THE PASSENGERS THAT V1 WAS TAKING ON WATER AND THEY BEGAN TO REQUEST HELP FROM PASSERS-BY.  AS V1 DRIFTED TOWARDS THE BRIDGE ONE PASSENGER (P7) ATTEMPTED TO PLACE A BUMPER BETWEEN V1 AND THE BRIDGE, INJURING HIS HAND IN THE PROCESS.  V1 CONTACTED THE LAUGHLIN BRIDGE AT ITS APPROXIMATE MID-POINT AND WAS HELD THERE BY THE CURRENT FOR POSSIBLY SEVERAL MINUTES.  TWO PASSENGERS WERE TAKEN BACK TO CAMP WHERE THEY CALLED 911 AND NOTIFIED METRO POLICE THAT THEIR VESSEL WAS SINKING.  MEANWHILE, A SECOND PASSER-BY TOWED V1 TO THE LAUNCH RAMP.  AFTER SOME TIME, V1 WAS MANUALLY PLACED ONTO ITS TRAILER AND REMOVED FROM THE WATER.  THE OPEN EXHAUST PORT AND ILL-FITTING TRANSOM PLUG BECAME IMMEDIATELY APPARENT ONCE V1 WAS REMOVED FROM THE WATER AS LARGE AMOUNT OF WATER DRAINED FROM THESE OPENINGS.  NO CITATIONS WERE ISSUED AS A RESULT OF THIS INCIDENT.  PASSENGER 7 WENT TO HOSPITAL FOR TREATMENT ON BRUISED HAND.  ESTIMATE DAMAGE TO VESSEL $5000.00 BLOWN LEFT ENGINE.
LAUGHLIN                      