Page 27 - Robert Beatty News Today : Breaking News, Live Updates & Top Stories | Vimarsana

What they knew and what they were learning. but they eventually let her see the autopsy report. that's when karen saw a dozen or so brutal head wound. that's also when the medical examiner told her about one extremely important piece of news, horrifying, but potentially useful. bonnie had been raped as well. and as awful as that was, it left one sliver of hope. the killer left behind his dna. match it and they'd solve the case. so who was it? it couldn't have been the boyfriend, cameron. >> he was down in california going to college. >> reporter: troopers said they looked at karen's work as a ...

The case grew cold, as cold as some of the winter nights up here. and four years became six, eight, ten. the case faded from the public spotlight. and so around thanksgiving, 2006, 12 years after the murder when trooper hunyor answered the phone one day -- >> couldn't believe it. the director of the state crime lab contacted me and said that they just got information that there was a match through the codis system for the sample on bonnie craig. >> reporter: they got him. or the system did. codis is short for combined dna index system. a system provided by federal, state and local crime labs. ...

Sam's club computer and would call her. >> reporter: he was doing a little stalking. >> that put a red flag up right away. >> reporter: dna cleared him. they moved on to a second young man at sam's club whose behavior seemed suspicious. >> they had a meeting at sam's club that morning that she was murdered, and this individual, he did not sign in to the meeting. >> reporter: you went and checked him out. >> we come to find out he was at the meeting, he didn't sign in. others saw him there. we still got his dna and he was cleared. >> reporter: then there was a student, attended an english class...

Some secret tryst. >> she was working, she was in school, she didn't have time. >> reporter: and why kenneth dion? he was a married man with a newborn, a cocaine problem and a vastly different life. >> they came from two completely different worlds, and there was no reason for the two of them to have mixed together. >> reporter: anyway, said the prosecutors, there was physical evidence of rape. her pants were smeared with grass stains. one of the buttons was undone. she didn't drive. and the place she was killed was miles away. someone must have taken her there. there, where investigators foun...

For now, dion's appealing the is it possible he actually didn't remember doing it? >> i struggle with that. is it possible that his protestations are sincere in that he had an episode in his life that he's either blocked out or for some reason can't recall based on what was happening in his life at that time. >> reporter: cocaine puts holes in your brain, they say. >> it does. >> reporter: amazing, this is a man who got away with murder for a long time and would have completely, scot free if it hadn't been somebody put the dna into codis. >> that's really remarkable. >> reporter: which is, it ...