New restrictions as coronavirus cases spread across Australia Issued on: 28/06/2021 - 08:17 Sydney is suffering the largest outbreak, with 130 people testing positive for Covid-19 since a driver for an international flight crew was diagnosed in mid-June Steven Saphore AFP 3 min Brisbane (Australia) (AFP) New coronavirus cases popped up in cities across Australia on Monday, prompting local authorities to impose restrictions in areas not used to living under strict Covid-19 rules. Australia has been broadly successful in containing virus clusters, but is now battling flare-ups in at least four cities across the vast continent nation. Brisbane, Darwin, Perth and Sydney have all reported new cases of the highly contagious Delta variant, which first emerged in India and has spread in Australia after escaping from hotels used to quarantine returning travellers.