Previously on Unsolved.

Two years after John's death, his family doesn't have any answers.

Well, I'm just totally resentful of everything.

Of our police system, I have no faith at all in them.

The first detective who was assigned to the case, Howard Hingis, of the Hales Corner's

Police Department, didn't have what we would consider adequate training today.

The FBI tells him to look for a homosexual or bisexual man, and he zones in on one suspect,

a construction worker.

From the Milwaukee Journal Sentinel, this is unsolved. A murdered teen, a 40-year mystery. I'm

Gina Barton. There were so many issues with the initial investigation into John Zara's

death. He was just 14, and he disappeared from Franklin High School, so there were huge amounts of publicity.

Officers didn't have the sophisticated training cops have today.

The five different agencies working on the case had a whole host of issues with jurisdiction and communication.

An FBI profiler told the investigators to look for a gay or bisexual man,

but that really limited the scope of the investigation.

So in 2001, when Detective Kent Schoonover of the Hales Corner's Police Department takes over the case,

it's not surprising that it's gone unsolved for 25 years.

Well, when I started looking at the zero case again, it was 2001. And it was the 25th anniversary of John's death, was that year.

And I just started thinking about it.

Plus, we got contact by his family, Phil, Phil Zerr's brother,

and Mark Zer's brother. And in the 70s and 80s, there wasn't any DNA technology. Well, in 2001,

now we had DNA technology. So I thought, okay, hey, let's take a look at this. Let's take a look at it.

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