Contract tracers work to find source of five coronavirus cases as more hotspots named outside northern beaches. Follow all the latest news and updates, live
8.47pm GMT
Good morning, and welcome to the Australia news live blog for 28 December. I’m Elias Visontay. Here’s what’s making news this morning.
-Health authorities in New South Wales are racing to uncover the source behind a mystery case they hope will shine light on the initial northern beaches outbreak, as further cases with unknown transmission threaten Sydney’s new year’s eve. Five of the nine locally-acquired cases in NSW under investigation are people who live outside the northern beaches.