"Rex Heuermann is everything we've been led to believe would be the guy," said reporter Josh Einiger. "He's kind of a loner. He's kind of antisocial. His house is different from every other house on that block. It's sort of a mess. He works in the city. He has a job, where he's very technical, where he's an architect and engineer."

The amazing details of the investigation that finally collared a suspect in the longtime cold case.

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