Australia’s gun laws are often called the gold standard for community safety, but almost 30 years on from the Port Arthur massacre that led to decisive reforms, there are more legal firearms in the country than ever before. Nour Haydar speaks with senior correspondent Sarah Martin and investigations reporter Ariel Bogle about why the number of guns in Australia is on the rise, the escalating threat of 3D-printed weaponry and why the gun lobby claims it’s ‘winning’ the fight against firearm contr

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