In May 2016, police arrived at a farmhouse in Hillier, north of Adelaide. The scene that awaited them was horrifying beyond words.

Stephen Graham Peet had just murdered three people. The bodies of his girlfriend, Adeline Yvette Rigney-Wilson, and her two young children were inside.

But as his crimes unravelled in court, something became clear. Those two little kids shouldn’t have died. Their deaths, at least, were preventable. It was a series of failures from government agencies designed to protect them that actually, left them in the path of a killer.

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Guest: Sean Fewster

You can listen to his podcast Just Lawful here.

Host: Gemma Bath

Executive Producer: Gia Moylan

Audio Producer: Scott Stronach

The story is not the first time we've covered systemic failures within domestic violence cases. If you found this episode interesting you might like to listen to one of these next:

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A Triple Murder And A Broken System