RedactedNarrative: OPERATOR 1 WAS OPERATING VESSEL 1 WHILE TOWING SWIMMER 1 ON A TUBE. SWIMMER 1 FELL FROM THE TUBE WHILE BEING TOWED NEAR THE OUTBOARD ENGINE. OPERATOR 1 SHIFTED THE VESSEL WHICH CAUSED PROPELLER TO STRIKE SWIMMER 1 CAUSING INJURIES. THERE WAS NO OTHER INJURIES FROM ANY OF THE OTHER PASSENGERS AND THERE WAS NO DAMAGE TO THE VESSEL.