This week we’re looking at the still unsolved Chicago Tylenol murders.

In 1982, seven unsuspecting victims took Tylenol for headaches, colds, and pain relief and moments later they were dead. The pills had been laced with cyanide and investigators had to work quickly to figure out what was going on.

We'll take you through all the details hour by hour and go through some of the suspects and theories in the case. 

FURTHER READING:

Chicago Tylenol murders - Wikipedia

A Bitter Pill

 ...