Stella Nickell
Stella Maudine Nickell (born August 7, 1943) is an American woman who born Stella Maudine Stephenson in Colton, Oregon.
She is a Female villian who was sentenced to 90 years in prison for product tampering after she poisoned Excedrin capsules with lethal cyanide, resulting in the deaths of her husband Bruce Nickell and Sue Snow. Her May 1988 conviction and prison sentence were the first under federal product tampering laws instituted after the 1982 Chicago Tylenol murders.