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Iowa Cold Cases
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*Please Note: The cases listed below are within Calhoun County but may fall under a city police department’s jurisdiction. They are included here for cross-reference purposes. More specific information may be found on each victim’s individual page.
Elna Maria “Valerie” Peterson
May 6, 1971
On May 6, 1971, eight-year-old Valerie Peterson was killed by a hit-and-run driver at 4 p.m. while riding her bicycle along the road at the Manson Lutheran Church.