VESSEL 1 WAS A 20" TIGE OPEN MOTORBOAT WITH 3 PEOPLE ON BOARD AND 5 PEOPLE BEING TOWED ON A TUBE.  OPERATOR WAS OPERATING THE VESSEL TOWING AN INFLATABLE TUBE WITH 5 INDIVIDUALS.  OPERATOR WAS TRAVELING AT 15 MPH ON A STRAIGHT COURSE TO THE NORTH, THE INDIVIDUALS ON THE TUBE BEGAN TO LOSE THEIR BALANCE AND THE TUBE BEGAN TO WOBBLE.  THE INDIVIDUALS FELL OFF THE TUBE AND TWO INDIVIDUALS AT THE FRONT OF THE TUBE STRUCK ONE ANOTHERS HEADS AND WERE INJURED.  INJURED TUBER 1 RECEIVED INJURY TO THE FRONT LEFT OF HER FACE AND HEAD AND LOST CONSCIOUSNESS.  INJURED TUBER 2 HIT THE BACK OF TUBER 1'S HEAD AND COMPLAINED OF DIZZINESS.  THE TWO INJURED WERE TRANSPORTED TO THE HOSPITAL, NO OTHER INJURIES WERE REPORTED AND NO DAMAGE WAS REPORTED FOR THE VESSEL.
LAUGHLIN                      