RedactedNarrative: OPERATOR 1 WAS OPERATING V1 WITHOUT A STERN LIGHT. OPERATOR 2 DID NOT SEE V2 UNTIL IT WAS TOO LATE AND V2 HIT V1 IN THE STARBOARD MID SECTION. WHEN V2 STRUCK V1, PASSENGER 3 STRUCK THE LEFT SIDE OF HIS HEAD ON THE LEFT GUNWALE OF V1 CAUSING THE INJURY TO HIS SHOULDER.