An interview takes a shocking turn ? and answers a key question.

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Alone in the woods, at the 4Runner spot, this is what you hear.

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Jon exposes Robert's likeliest accomplice.

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A hermit. A mistress. A convict. Someone knows something.

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A fugitive who hid in Arizona for 28 years shares his story.

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Jon finds key photos ? and interviews A.I. "Robert."

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A unified theory on Robert's plan ? and fate.

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Jon reveals what likely triggered the murders.

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Robert loses control and spirals into a violent decline.

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Experts ? and famous family slayings ? offer clues.

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Jon offers $5K for missing items ? including Robert's gun.

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We explore underground caves in Arizona.

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Robert's friend Ashley speaks for the first time.

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Robert Fisher is nowhere, everywhere, all at once.

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Years fly by. Myths solidify. Time to bust them.

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We examine forensic evidence and alternate suspects.

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A house explodes. Police find three bodies. A father disappears.

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Arizona's governor can fund a $10K reward ? if she wants.

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Jon offers a $10k reward.

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Here's how to reach us.

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Disaster looms as the Fisher family?s final hours wind down.

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In 2001, Robert Fisher killed his family, blew up their suburban home, and vanished in a remote Arizona forest. Did he die ? or escape?

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