RedactedNarrative: THE OPERATOR OF VESSEL 1 WAS NAVIGATING OUT OF ITS ASSIGNED SLIP, THE STERN OF VESSEL 1 SWUNG AROUND AND STRUCK THE SWIM PLATFORM OF VESSEL 2. VESSEL 1 THEN LEFT THE SCENE. OPERATOR OF VESSEL 1 CLAIMS THE PORT ENGINE FAILED WHILE LEAVING THE BOAT SLIP. NO INJURIES.