7NEWS Update - Thursday April 21, 2022: Leaders go head-to-head in debate; COVID rule changes

Prime Minister Scott Morrison and Anthony Albanese have battled it out in the first leaders' debate of the election in Brisbane; there's been a major shake-up of COVID protocols in New South Wales and Victoria, with the states are dropping vaccine mandates, check-ins and most mask rules; and Russia has successfully test fired a nuclear missile, issuing a chilling warning to Western nations. Presented by Monique Wright. More news across the day on 7NEWS.com.au and 7Plus. Hosted on Acast. See acast.com/privacy for more information.