When will Australia reopen?

This week the Australian government announced plans to halve the number of international arrivals it accepts – the latest among a string of restrictions imposed in the country. On numbers alone, Australia can claim to have been a coronavirus success story. But a lockdown as rigorous as the one Australia has imposed on itself is easier to get into than out of. So when will the country actually reopen? What is the way out? And is science or politics driving the decision-making? Andrew Mueller speaks to Karen Middleton, Latika Bourke, Dr Chris Smith and Professor Marc Stears.