Four people were on Vessel #1 (pontoon).  One person was swimming.   The two victims jumped over board to help the swimmer who was struggling in the water.  Person who was left on board threw life jackets and tube in water but boat drifted away, and she called 911.  USCG  and sheriff dept. responded and found  swimming person, who was in good condition (he was brought to hospital but refused treatment) .  Other two people/deceased were later recovered from the water.
St. Clair Shores              