Adelaide's COVID-19 cluster throws travel plans into disarray, with The Ghan ordered to return to the SA capital after its 221 passengers were denied permission to disembark in Alice Springs.
Here's a summary of what happened on Monday:
- Victoria recorded its 17th consecutive day without a new coronavirus case
- Seventeen new cases were linked to Adelaide coronavirus cluster
- NSW decides to keep its border open to South Australia
- Northern Territory declares South Australia a hotspot
- Victoria declared Adelaide a COVID hotspot
- Mandatory quarantine for anyone travelling to Tasmania from South Australia
- Queensland declared Adelaide a coronavirus hotspot as of midnight
- WA shut its borders to South Australia
- Melbourne will no longer be considered a hotspot to the Northern Territory
