ABLE1 WAS FIRST ON SCENE OF AN INJURY BOAT ACCIDENT IN THE AREA OF THE 3RD STREET MARINA/BOAT LAUNCH. DISPATCH ADVISED A BOAT HAD STRUCK THREE PEOPLE WHO WERE INJURED AND WERE REQUESTING MEDICAL ATTENTION. DISPATCH RELAYED THAT THE BOAT WAS ALSO POSSIBLY TRYING TO LEAVE THE AREA. ABLE1 KEPT EYES ON THE SUSPECT BOAT UNTIL KCSO MARINE DEPUTIES AND COEUR D'ALENE FIRE DEPARTMENT ARRIVED ON SCENE AND TOOK OVER THE INVESTIGATION.