Authorities announce new lead in 34-year-old Tammy Zywicki murder case, seeking public assistance
On the 34th anniversary of the kidnapping and murder of Tammy J. Zywicki, an Iowa college student reportedly last seen in southwest suburban LaSalle County, Illinois, authorities say they have a new lead in her case.
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National story. 16 articles from 8 sources. Updated Aug 25, 2026.
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1 source1992 kidnapping and murder case remains active as authorities seek person of interest
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7 sourcesNew developments in Tammy Zywicki kidnapping, murder lead to person of interest
Authorities announce new lead in 34-year-old Illinois murder case, seeking public assistance
ISP seeks information on person of interest in kidnapping, murder of Tammy Zywicki 34 years ago
Illinois State Police identify person of interest in Tammy Zywicki murder
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