Australia live news update: Novak Djokovic visa cancellation appeal hearing begins as Victoria records 13 Covid deaths and NSW 20

Serbian tennis star's views on vaccination central to federal court case. Follow all the day's news here Novak Djokovic visa: Australian minister Alex Hawke says risk of 'civil unrest' behind cancellation Djokovic's vaccine stance leaves him short of support from fellow players Tonga: tsunami floods streets and cuts communication after undersea volcano erupts Get our free news app; get our morning email briefing In further Australian Covid news, the Morrison government has announced $24m in new ...