RedactedNarrative: WHILE V1 WAS UNDERWAY AT APPROX 3O MPH DECEASED ANNOUNCED THAT HE WAS GOING TO JUMP OFF THE BACK OF THE MOVING V1.  DECEASED JUMPED FEET FIRST, HE SURFACED AND THEN SUBMERGED AND DIDN'T REAPPEAR. DECEASED WAS FOUND BY DIVERS AND TURNED OVER TO MEDICAL EXAMINER.