. >> i have to tell you, entrepreneurwise, she was innovative. >> she just tried to keep her mind open to anything that would to still be with her kids and keep them at home. >> divorced woman, three kids, a heavily mortgaged house. the first question, is there a chance paige bergfeld simply walked out on her life? >> we talked about, boy, sometimes i just want to run away. and she said, you know, i never feel that way. i never want to run away. even if i did want to run away just to get away from here, i would want to take my kids with me. >> there was no way she would leave without her children. they were her life. >> if she needed to hide, she would have found a way to do it with them. >> so what, then? what happened to paige? know what to do or where to look. and then it was the morning of the third day. another phone call. burned. >> the discovery of the torched car was a disturbing clue, but it hardly answered the question of what had happened to paige? when we return, one of the last to see paige was her first husband. turns out their relationship was anything but ancient histor