An anti-vaccination protest turned violent as more than 500 construction workers stormed a union office in Melbourne’s CBD.

The resignation of Federal pollie Christian Porter from the frontbench has raised questions around whether we do enough to hold our leaders to account.

Plus, it's technically a crime in Australia to give medical or financial advice without a licence. So why do influencers with huge followings get away with it?

Live guests:

John Setka, leader of CFMEU Victoria

Dr Joshua Roose, extremism researcher at Deakin Uni

Zak Kirkup, former leader of the WA Liberals

Jordan Guiao, Australia Institute