50-Year-Old Wisconsin Murder Solved Using Genetic Genealogy

A 50-year-old murder mystery in Wisconsin was solved using genetic genealogy, leading to the arrest of an 84-year-old man from Minnesota. Mary K. Schlais, 25, was found dead on February 15, 1974, near Spring Brook, Wisconsin, while hitchhiking to an art show in Chicago. Despite years of investigation, no suspects were identified until recent breakthroughs.