Vaccine rollout for group 4 announced, how and when

New Zealand's general population will start to be vaccinated against Covid-19 from next month, beginning with those aged over 60 from July the 28th. Yesterday, Prime Minister Jacinda Ardern revealed how the rollout will work for group 4, with people in older age bands to get the Pfizer vaccine first, ending with under-35s in October. Nathan Rarere spoke with Michael Plank, from Te Punaha Matatini and University of Canterbury.