Investigator Ron Garverick

When you cut somebody's throat with a knife, you either have to be pretty desperate or you have to be pretty cold-blooded, I would say.

When you cut somebody's throat with a knife, you either have to be pretty desperate or you have to be pretty cold-blooded, I would say.

When you cut somebody's throat with a knife, you either have to be pretty desperate or you have to be pretty cold-blooded, I would say.

The suspect did some planning. He came there with a sharp knife or some other weapon. He brought some tape with him.

The suspect did some planning. He came there with a sharp knife or some other weapon. He brought some tape with him.

The suspect did some planning. He came there with a sharp knife or some other weapon. He brought some tape with him.

Yeah, because the roadway was at one elevation and the ravine was probably, you know, eight to ten feet down. And looking straight across, you wouldn't see it. So somebody had to be somewhat familiar with the area.

Yeah, because the roadway was at one elevation and the ravine was probably, you know, eight to ten feet down. And looking straight across, you wouldn't see it. So somebody had to be somewhat familiar with the area.

Yeah, because the roadway was at one elevation and the ravine was probably, you know, eight to ten feet down. And looking straight across, you wouldn't see it. So somebody had to be somewhat familiar with the area.

Well, then it couldn't be Gerald that's the murderer because of the fact that this killer's still out there. Hundreds, if not thousands of hours went in to prove that theory, and arrests were made behind it.

Well, then it couldn't be Gerald that's the murderer because of the fact that this killer's still out there. Hundreds, if not thousands of hours went in to prove that theory, and arrests were made behind it.

Well, then it couldn't be Gerald that's the murderer because of the fact that this killer's still out there. Hundreds, if not thousands of hours went in to prove that theory, and arrests were made behind it.

The DNA match had been found. Scientists called it a one in 240 trillion match. It belonged to a suspect who is currently in prison up in the state of Washington.

The DNA match had been found. Scientists called it a one in 240 trillion match. It belonged to a suspect who is currently in prison up in the state of Washington.

The DNA match had been found. Scientists called it a one in 240 trillion match. It belonged to a suspect who is currently in prison up in the state of Washington.

Like every university town, they just start their break, and this place is pretty vacant. Right.

Like every university town, they just start their break, and this place is pretty vacant. Right.

Like every university town, they just start their break, and this place is pretty vacant. Right.

It's that, and that night was extremely foggy, so your visibility is way down. Do you believe Hirschfeld was stalking Sabrina?

It's that, and that night was extremely foggy, so your visibility is way down. Do you believe Hirschfeld was stalking Sabrina?