Details emerging about life for the 13 children of David and Louise Turpin reveal unthinkable torture and abuse that allegedly went on for years. Police found the malnourished siblings chained and hog-tied in the home after one of the teen daughters escaped and called 911.  Nancy Grace talks about the southern California house of horrors with private investigator Vincent Hill, psychiatrist Dr. Carole Lieberman, RadarOnline.com reporter Alexis Tereszcuk, and co-host Alan Duke.