Mystery COVID-19 case pops up in Sydney
A Sydney man has been diagnosed with COVID-19 but there's no indication where he picked up the virus.
NSW Premier Gladys Berejiklian says the man in his 50s has not recently travelled overseas, does not work in a hotel quarantine, border or a health role, and has no idea where he caught the coronavirus.
He also had not recently travelled interstate.
His positive result was recorded on Wednesday morning and NSW Health believe he has been infectious since last Friday.
Contract tracers are urgently working to