Live breaking news: Four new cases in Victoria as outbreak grows

Victoria's coronavirus outbreak has grown again, with another four new community cases bringing the Melbourne cluster to nine. 

Welcome to Rush Hour, news.com.au's live breaking news blog.

Victoria's COVID-19 outbreak has grown again, with another four new cases this afternoon.

The State Government confirmed the infections, which bring the state's total number of community coronavirus cases to nine. All are linked to the City of Whittlesea outbreak, and are in addition to the one new case announced this morning. 

"Genomic sequencing has confirmed the strain of the virus detected in the four cases announced yesterday matches the strain of a case in Wollert earlier this month, who contracted the virus in hotel quarantine in South Australia," a Victoria Health statement said. 

"Extensive contact tracing continues for the individuals who have tested positive to COVID-19 in Melbourne's north yesterday. All are isolating at home." 

Keep checking back throughout the day for all of our breaking news updates.