Josh Hallmark

Christopher Kunkel is a forensic psychologist and criminal investigative consultant who's been involved in Susie's case.

Christopher Kunkel is a forensic psychologist and criminal investigative consultant who's been involved in Susie's case.

What's indisputable is that Susie never makes it back to her dorm that night.

What's indisputable is that Susie never makes it back to her dorm that night.

Not technically a suspect, a person of interest. Others are considered over the course of the investigation, including Susie's boyfriend.

Not technically a suspect, a person of interest. Others are considered over the course of the investigation, including Susie's boyfriend.

You'll remember the NamUs 45 from our first episode. NamUs is a national database for missing people. The FBI found photos of people of all ages, races, and backgrounds on Israel's computer, some alongside missing person flyers and news articles about disappearances. When they ran the photos and names through the NamUs database and found 45 matches, Susie was one of those matches.

You'll remember the NamUs 45 from our first episode. NamUs is a national database for missing people. The FBI found photos of people of all ages, races, and backgrounds on Israel's computer, some alongside missing person flyers and news articles about disappearances. When they ran the photos and names through the NamUs database and found 45 matches, Susie was one of those matches.

Israel, it seemed, had taken an interest in her case.

Israel, it seemed, had taken an interest in her case.

The woman says the man stared at her as she put an item she purchased in her car. In an otherwise empty parking lot, he stood uncomfortably close and he asked her strange questions.

The woman says the man stared at her as she put an item she purchased in her car. In an otherwise empty parking lot, he stood uncomfortably close and he asked her strange questions.

As the coincidences piled up, Josh found he wasn't alone in his thinking.

As the coincidences piled up, Josh found he wasn't alone in his thinking.

And Josh says that something happens on the 15th anniversary of Susie's disappearance. Her name trends on Google, which isn't necessarily strange. The anniversary could explain the spike in press coverage. But of all places, Susie's name trends in Houston, Texas, at a time we know Israel was in Texas.

And Josh says that something happens on the 15th anniversary of Susie's disappearance. Her name trends on Google, which isn't necessarily strange. The anniversary could explain the spike in press coverage. But of all places, Susie's name trends in Houston, Texas, at a time we know Israel was in Texas.

Working against the theory that Israel had a hand in Susie's disappearance is the fact that he once told the FBI that he didn't kill anyone until after he joined the military. And as Josh mentioned, Susie disappeared beforehand.

Working against the theory that Israel had a hand in Susie's disappearance is the fact that he once told the FBI that he didn't kill anyone until after he joined the military. And as Josh mentioned, Susie disappeared beforehand.

implying he had in fact killed before and stopped after he registered, at an enlistment office located just one mile away from Susie's campus. If you have information related to Suzanne Lyle's disappearance, contact the New York State Police at 518-783-3212 or submit an anonymous tip to your local FBI office.

implying he had in fact killed before and stopped after he registered, at an enlistment office located just one mile away from Susie's campus. If you have information related to Suzanne Lyle's disappearance, contact the New York State Police at 518-783-3212 or submit an anonymous tip to your local FBI office.