RedactedNarrative: VESSEL 2 WAS TRAVELING NORTH ON THE COLORADO RIVER NEAR THE SWIM AREA OF THE NORTH BEACH AT DAVIS CAMP. VESSEL 1 STRUCK VESSEL 2 FROM BEHIND. VESSEL 1 RAMPED UP THE REAR PORTION OF VESSEL 2, BREAKING OFF THE SWIM HANDLE AND STRIKING THE REAR PASSENGER OF VESSEL 2 IN THE BACK.