The PM has warned Australia faces a massive challenge in keeping things moving, as Omicron cases continue to surge across the country.

Western Australia has taken the extraordinary step of shutting itself off from the rest of the country just weeks before it's borders are due to open.

Novak Djokovic is copping a tsunami of backlash after admitting he took part in an in-person interview, despite knowing he was COVID-positive.

In sport, Aussie Jordan Thompson bows out of the Sydney Tennis Classic.

And in entertainment, British TV star Simon Cowell secretly pops the question to his girlfriend of 13-years.

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