Last week, an ambush-style shooting in Queensland left six people dead, including the shooters and two police.

As more information has emerged about the assailants - Gareth, Nathaniel and Stacey Train - it’s become clear that they held conspiratorial views of police, power and the world.

Views like these are becoming more common and are a feature of the internet.

But is the government well prepared enough to respond to them? And is it taking the threat seriously enough?

Today, foreign affairs and national security correspondent for The Sydney Morning Herald and The Age, Matthew Knott on the Queensland shooting, and what it tells us about conspiracy theory as a motivation for violence.

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