Idaho Man’s Cyanide Poisoning Death May Be Linked to Unsolved 1980s Tylenol Murders, Investigators Believe
Investigators believe a man found dead in an Idaho church over 40 years ago, who recently died by cyanide poisoning, may be connected to the unsolved 1980s Tylenol murders.

Seattle Tacoma, WA, September 24, 2026 — Investigators are exploring a potential connection between the unsolved 1980s Tylenol murders and the recent death of a man in Idaho. The man, whose body was discovered in an Idaho church more than 40 years ago, recently died from cyanide poisoning. Law enforcement officials believe there may be a link between this recent poisoning case and the notorious cold case.
The specific identity of the man, the name of the church, and the precise location within Idaho have not been publicly disclosed. Details regarding the exact timeline of when the man was first found dead in the church, or when his recent death by cyanide poisoning occurred, were also not provided. Authorities are reportedly investigating the circumstances surrounding his death and the potential ties to the Tylenol murders, a series of poisonings that occurred in the Chicago metropolitan area in 1982.
The 1982 Tylenol murders involved multiple individuals who died after consuming cyanide-laced Tylenol capsules. The perpetrator or perpetrators were never identified, and the case remains one of the most significant unsolved criminal investigations in U.S. history. The investigation into the man’s death by cyanide poisoning is reportedly ongoing, with investigators focusing on whether his demise and the historical crime are connected. Further details about the evidence supporting this suspected link have not yet been released.
Story summarized from the original created by Heather.Miller@fox.com (Heather Miller) on www.fox13seattle.com, see more information here.
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