>> it was a very long, very long interview. >> friendly? >> no, no. i remember drilling down on him because i really thought that he might know where lindsay was. >> you're a parent? >> yes. >> okay. how many kids do you have? >> two. >> if you had a child gone for eight days, okay, vanished, vaporized in thin air, would your heart not be broken? >> oh, absolutely. >> do you not feel some compassion for nancy? >> unbelievable. i think this is a nice girl and, you know, this family has had their share of hardships, and this is just -- you know, i mean i feel so, you know, helpless. >> i don't think you are helpless. i think you can help us. >> marty insisted he couldn't, that he didn't know what had happened to lindsay. detectives weren't buying. >> have you -- >> no, no. never did --