The sixth suspected victim was 17 year old Shirley Stewart. On January 2nd, 1980,  she was last seen leaving her job at a at a maid clinic in madison. Almost a year and a half later, on July 16th, 1981, four archaeology students where mapping a state park in the town of westport. Westport is a small town just north of Madison. Not too far from the Waunakee Marsh state wildlife area.  As the students were mapping the Indanolo area on the north shore of Lake Medona, they discovered Shirley's body, hidden in a bush about 50 feet into the thick woods. 

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