in stacte, scott and teresa divorced during one of his affairs. that was just after kelsey was born. and then three years later, teresa took him back. remarried him. >> she wanted to have her family back together. that was her whole thing -- family. >> what was it like pour you when scott came into your house? what would happen in here as he walked in the door? >> i tried to be sociable, neutral with scott, but always had that thought in the back of my mind, he hurt my sister, and i would not forget it. for a while, things were as teresa had always hoped. but wishes don't always come true. soon scott was back to his old ways with that girl cops were talking to in tuscaloosa. and you know how kbosip can be. scott went from sympathetic figure, grieved widower to cad, and maybe worse. >> you must have been aware of the fact that there were people suspicious of him. >> it bottered me hearing the bad things that people had to say about him. and i knew that my dad was never capable of doing something like that. you know, i was going to have his back reg