CHIPPEWA FALLS — One of the men accused by authorities of causing a fatal jet ski crash on Lake Wissota in May 2025 returned to court Thursday for his preliminary hearing, where a judge determined there was evidence of a felony-level crime. Bruce H. Sanborn, 23, of Chippewa Falls is charged with second-degree reckless homicide. Sanborn, along with 24-year-old Sean J. Irvine of Chippewa Falls, are accused of causing the death of Elle Jo Kramschuster.