ColdPriorityCriminal · Unsolved homicide· Cook County, IL / FBI Chicago
The Chicago Tylenol Murders (1982)
Seven people in the Chicago area died in 1982 after taking Tylenol capsules laced with potassium cyanide. No one has been charged with the poisonings; the investigation reopened in 2009.
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Timeline
1982
Seven deaths are linked to cyanide-laced capsules; a nationwide recall follows.
1983
Federal anti-tampering law is enacted in response.
2009
The FBI executes search warrants and formally reopens the case.
Present
The case remains open and unsolved.
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