Covid-19: expert urges a cautious approach

Experts are urging Wellingtonians to take a cautious approach over the coming days, as the extent of Covid-19 spread is ascertained. Professor Shaun Hendy is a Covid-19 data modelling expert and the director of Te Puunaha Matatini. He tells Sarah Robson some of the locations of interest in Wellington could be ideal for a super-spreading event.