In November 1993, a man named Paul Onions called a tip in to the Australian task force working to find a serial killer in New South Wales. 6 months later, Ivan Milat would be arrested, and when police raided his home, what they found in the walls and ceiling implicated him in the 7 backpack murders. In part 2 we talk about how Milat was connected to the crimes, his trial, and what happened after his conviction.

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