Victorian health authorities believe a nebuliser may be the cause of Melbourne’s hotel quarantine outbreak, with eight positive COVID-19 cases now linked to Holiday Inn. Subscribe: https://bit.ly/2noaGhv Get more breaking news at: https://bit.ly/2nobVgF Join 9News for the latest in news and events that affect you in your local city, as well as news from across Australia and the world. Follow 9News on Facebook: / 9news Follow 9News on Twitter: / 9newsaus Follow 9News on Instagram: / 9news #9News #BreakingNews #NineNewsAustralia #9NewsAUS