Missing in Arizona

Jon finds key photos — and interviews A.I. "Robert." See omnystudio.com/listener [https://omnystudio.com/listener] for privacy information.

A unified theory on Robert's plan — and fate. See omnystudio.com/listener [https://omnystudio.com/listener] for privacy information.

Jon reveals what likely triggered the murders. See omnystudio.com/listener [https://omnystudio.com/listener] for privacy information.

Robert loses control and spirals into a violent decline. See omnystudio.com/listener [https://omnystudio.com/listener] for privacy information.

Experts — and famous family slayings — offer clues. See omnystudio.com/listener [https://omnystudio.com/listener] for privacy information.