RedactedNarrative: According to injured party in this accident, Operator was trolling and had decided to do one final tow.  Injured saw a wave and yelled to operator to warn him but it crashed over the starboard side and capsized the boat before they could react.  Operator was able to get an orange buoy to injured which he used as flotation.  Neither were wearing pfd's.  Operator was able to get to shore to get help.  Injured tried to go to shore but continually got pulled back out in the water and bashed around in the current.  Operator was able to  him onto the beach and help arrived.    Still under investigation.  Vessel was a total loss.