WATCH: Woman Reveals the Outrageous Reason for Killing Her Son (VIDEO)
Diane Staudte admitted during a police interrogation that she poisoned her husband, daughter, and son with anti-freeze, giving an alarming revelation as to why she wanted to kill them. Staudte's husband and son died, while one of her daughter's survived. Staudte was convicted and sentenced to life in prison, along with her other daughter Rachel, who is also serving a life sentence for helping her mom poison the family.
Source: ABC News