The Prime Minister has effectively placed Australia on a war footing to fight the coronavirus pandemic.
For some, the realisation of the deadly danger posed by COVID 19 is only now sinking in. Others have been sounding the alarm for weeks.
In interviews with frontline medical workers, doctors talk about being confronted with the virus for the first time.
Patients describe what it's like to realise they may have unwittingly infected many others.
Four Corners investigates how coronavirus spread around the country and whether critical mistakes have been made.
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