Anders Tegnell - Sweden's chief epidemiologist

Much of the world responded to the Covid-19 pandemic with a lockdown strategy... now the focus is on finding a sustainable post lockdown strategy that doesn't prompt a second wave of infection. Could Sweden be the model? HARDtalk's Stephen Sackur speaks to Sweden's chief epidemiologist Anders Tegnell, the architect of a controversial no lockdown strategy that continues to stir interest across the world. Has it worked?