Kill Thy Neighbor American Justice : Season 9 Episode 16

On October 15th, 1988 Peggy Carr of Alturas, FL dies of Thallium poisoning. Tests show that her two sons also showed signs of Thallium poisoning. Immediately detectives suspect Peggy's husband Pye Carr of the horrible crime. But soon investigators start to shift their focus on to George Trepal, a neighbor with a genius level IQ and a self taught chemist. American Justice looks at the events leading to the murder conviction of George Trepal.