The Latest Breaking News from Mark McGowan

Federal Court defamation proceedings between Clive Palmer and Mark McGowan get underway in Sydney, as the court is shown videos of press conferences in which the Premier calls the billionaire "selfish" and says he is "the enemy of the state".

More than half of eligible West Australians have received their third vaccine dose as the state posts a record 62 local COVID-19 cases.

MORNING BRIEFING: The NSW Opposition is calling for toll signs to be installed to inform motorists of how much they will pay and how much time they will save, when using a specific toll road.

Ten thousand people marched to Parliament House in Canberra at the weekend – but that wasn't the only sign confidence in the Morrison government's

Businessman Clive Palmer is expected to tell a court that statements made by West Australian Premier Mark McGowan had a "real and serious impact" on him.

WA Premier Mark McGowan has warned restrictions will come in as COVID-19 cases increase and the state's residents are advised to get PCR tests over RATs.

A COVID-19 outbreak linked to a Perth aged care home grows to 17, while cases have also been detected at two aged care centres in Mandurah.

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As Western Australians wonder how the state's eventual border reopening might unfold, pundits often draw on the South Australian experience. But how comparable are the states and what bearing did SA have on Premier Mark McGowan's call to indefinitely delay the border opening?

Western Australia records 51 local cases of COVID-19 among a total of 99 new infections, with the Premier also announcing the death of an unvaccinated man in his 70s at Joondalup Hospital.