The children of Nancy Guthrie made an emotional, on-camera plea to the person(s) potentially holding their mother hostage.  Savannah Guthrie, flanked by her brother and sister, said they are "ready to talk" but said they first needed to know "without a doubt" that their mother was alive.  Amy and T. J. discuss the significance of the family's move -- which came at the end of the day of twists, turns, accusations, and denials in the case.