Lying In Wait: Carly Gregg Ambushes Her Parents

15-year-old Carly Gregg was just sentenced to life for what she did to her mother and stepfather-- she tried to claim a mental health problem was entirely to blame for ambushing her family. Real dispatcher Jon breaks down the shocking 911 audio from the survivor and credible cop Drew will talk about the criminal intent, special circumstances and scene investigation pro-tips in this appalling crime and it's shocking twists.