Australia’s most-populous state of New South Wales reported eight new Covid-19 cases on Sunday, while neighbouring Victoria’s tally increased by three, as new measures to combat the disease kicked in.The NSW outbreak started around mid-December in Sydney’s Northern Beaches area, where a quarter of a million people are in strict lockdown until January 9. Cases associated with the cluster now total 148.A smaller cluster in the west of the city, linked to a different genome sequence, has 13…
