209: The Tylenol Murders

FROM THE VAULT | In 1982, a series of sudden, unexplained deaths in the Chicago area sparked nationwide panic and forever changed how consumer products are packaged and protected. Victims had taken capsules of Tylenol that had been secretly laced with cyanide. The case, which became known as the Chicago Tylenol murders, remains one of the most chilling unsolved crimes in American history.