Jon Keith Miller, 84, was arrested Thursday after he “confirmed his involvement” in the vicious stabbing of Mary Schlais, whose body was found at a Spring Brook intersection in February 1974.

Jon K. Miller, 84, was arrested last week in the homicide of 25-year-old Mary K. Schlais, Sheriff Kevin Bygd of the Dunn County Sheriff’s Office said during a press conference Friday afternoon.

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The arrest of Jon K. Miller, 84, was announced by the Dunn County Sheriff's Office on Thursday. Miller, a resident of Owatonna, Minnesota, was charged with first-degree murder in connection to the ...