Australia is set to mark another day with no locally acquired cases of COVID-19 as more stranded Aussies prepare to return home when international arrival caps return to higher levels. News South Wales (NSW), Victoria, Queensland, and South Australia all on Saturday announced zero local COVID-19 cases in their respective 24-hour reporting windows. Western Australia, which on Saturday exited its five-day lockdown after a hotel quarantine worker picked up the virus, is yet to report its figures. However, the Victorian government on Saturday announced it had changed mask policies for hotel quarantine staff and would review hotel airflow, seeking to avoid a repeat of this week’s two suspected COVID-19 leaks. Hotel quarantine staff in Victoria have since Thursday been required to wear a face shield and surgical mask while on the job. Staff were previously wearing only an N-95 mask. Hotel quarantine organisers from Wednesday also established “buffers” between family …