RedactedNarrative: Vessel 1 Operator stated that he left Point Bluff Resort on the Wisconsin River with 3 passengers and that he could not get the boat motor started.  Operator stated that the river current was strong and his boat continued to drift down river until the boat made contact with a tree, causing it to capsize hear the Highway 872 bridge.  Operator and Passengers went into the water, but were all ok.  All refused medical treatment.  As of 6/1/2018, the boat has not been recovered.