Should we be spending up to $368 billion on nuclear powered submarines over the next 30 years? 

Peter Garrett, the former Labor Minister and Midnight Oil star doesn’t think so. He’s set up a crowdfunded inquiry into the AUKUS submarine deal. 

It follows the government revealing the original agreement has changed a bit with the US to switch out one new sub for a second hand one. 

Today, Sam Roggeveen, director of the Lowy Institute’s International Security Program, on the growing concerns about the deal and what we really need to defend Australia.

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Sam Roggeveen, director of the Lowy Institute’s International Security Program