obviously there's a tie with christopher sutton and him. >> as for christopher himself, the detectivese finding people with an opinion about him. >> the cops should be looking at christopher sutton, because of the lengthy family history of problems that john and susan had had with their son christopher, who was a handful from a very early age. >> a very early age, actually. as john sutton recalled all too clearly. did he get into fights at school? >> i can remember that happening early on in preschool. >> it got worse as christopher got older. did he get into trouble? >> absolutely. there was vandalism. not only of our own things, there was vandalism of other people's property. >> they sent him off to boarding schools then, but he didn't last at any of them, failed and got kicked out. of course, the whole family tried, said his sister, melissa. the trouble wasn't a lack of love. not at all. was there a sense that christopher was loved? >> i mean, no doubt about it. >> but neither love nor money could prevent christopher from always ending back in the same place, trouble. >> i know that