Not a huge fan of Piers Morgan but I love true crime... It never used to phase me before my boys were born but now I'll give them a extra check before I go to bed!
How would you feel having your child in jail for been a catalyst or playing a part in a murder?
In mode cases these are "normal" everyday people until something triggers these crimes. As the girls mother put it "she was a good kid, evil just came into her life (talking about new boyfriend)