safety places to live in the nation. >> isolated? how could she know really. >> and we still have not named a suspect or person of interest. >> oh, but nancy's family had. the very day krista learned her twin sister was missing, she called brad. >> and i asked him point blank at that point, what have you done? where is she? she didn't wait for an answer. she just hung up the phone. then the day after nancy's body was identified, her family went to court to try to get those two little girls away from brad. >> by 4:00 in the afternoon, we had papers in the judge's hand for temporary custody of nancy's children. >> the family acted so fast because, according to their complaint, brad's behavior was so disturbing. before she disappeared, they'd seen emotional abuse. and they were sure she never went jogging july 12th. and then after she went missing?