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#BREAKING: Merlino says "Masks will continue to be required to be worn OUTDOORS in all circumstances" which is a change from the new rules announced yesterday #COVID19Vic

Deputy CHO Allen Cheng says officials do not know where the 4 cases reported today - all one household in Reservoir - "acquired the infection from" #COVID19Vic

Cheng: "None of them has given a history of being at an exposure site. The first man, a man in his 80s, was tested on 8 June and got his result yesterday. The other member of the household tested positive yesterday as well." #COVID19Vic

Cheng: "We're already tested several close contact of these cases outside of the household and they've all come back negative but obviously will remain in quarantine." #COVID19Vic

On the cases that drove to Queensland, Cheng: "The 2 cases in Queensland are a couple both in their 40s. They live in metropolitan Melbourne." #COVID19Vic

Cheng, still on the Qld cases: The first case would have been infectious "from about the time that they left home, noting that they left early on 1 June. We're aware that one of the cases had checked in to Craigieburn Central shopping centre on 23 May" #COVID19Vic

Cheng: "so at this stage, we're not sure if either of them might have been in the shopping centre or at exposure sites close by but noting that we have had 9 cases linked to that shopping centre to date." #COVID19Vic #covidqld

On how #delta variant spread into the community, Cheng says there are 4 theories still "case was infected by someone on the plane, that the case transmitted after his time in hotel quarantine, the case transmitted to a staff member somewhere along their journey..." #COVID19Vic