RedactedNarrative: PWC pulling a tube with three occupants.  Two occupants not wearing lifejackets, one was wearing lifejacket.  The two not wearing lifejackets were known to be poor or non-swimmers.  The tube tipped over and every one on the tube was ejected.  One non-swimmer disappeared and was found/recovered the next day.  PWC operator cited for negligent operation of motorboat.