VESSEL 1 WAS A 22' CENTURION OPEN MOTORBOAT WITH 5 PEOPLE ON BOARD AND 1 PERSON WAKEBOARDER.  WAKERBOARDER WAS IN WATER PREPARING TO WAKEBOARD.  AS VESSEL ACCELERATED, WAKEBOARDER STOOD UP ON WAKEBOARD AND FELL BACK DOWN CLUTCHING HIS RIGHT KNEE.  WAKEBOARDER WAS PULLED OUT OF THE WATER BY VESSEL 1 PASSENGER.  WAKEBOARDER WAS /EVALUATED/TREATED BY EMT's AND THEN WAS TRANSPORTED TO THE HOSPITAL.  NO OTHER INJURIES WERE REPORTED.  NO DAMAGE WAS REPORTED TO VESSEL.
LAUGHLIN                      