Cheryl Miller's driver's license was found in September in a 1960 Studebaker pulled from a creek near Alcester, S.D. Miller and Pamella Jackson were last seen on May 19, 1971, driving to a gathering with classmates to celebrate the end of the school year. On Tuesday, authorities confirmed the 43-year-old mystery of the girls disappearance was solved and that the two 17-year-olds had died after driving into the creek.
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