Background Briefing

In this episode, Alex Mann investigates how Australia's alt-right movement is covertly influencing mainstream politics.He tracks operatives from a secretive fight club in Sydney to the moment one member was elected to the NSW executive of the Young Nationals.  He also confronts the men involved and asks what is their vision for Australia, and how far are they willing to go to achieve it?

On New Year's Eve, 1983, the driver of a train passing through Kempsey in NSW made a grim discovery. The body of Lewis "Buddy" Kelly was strewn across the tracks.Police said the 16-year-old's death was an accident, but his family suspects foul play. The case is one of three eerily similar mysteries. Is there a pattern here? Allan Clarke investigates.

It was a $20 million investment scheme that saw the retirement savings of more than 100 investors used as a piggy bank for company directors who borrowed funds to cover cash flow problems and even a divorce settlement. This week, Mario Christodoulou updates his investigation after sighting internal documents suggesting the firm behind the scheme was lying to regulators and associating with "undesirables".

They're legal in most states, subject to conditions, so why are women so often denied late surgical abortions? In this episode, Hagar Cohen goes inside the only private clinic in the country where pregnancies can be terminated between 20 and 24 weeks.

We now have our seventh prime minister in 10 years. What the hell is going on?This week, Background Briefing brings you a three-part special on the Liberal Party's leadership crisis.We witness the downfall of Malcolm Turnbull, speak to the conservative insurgents who challenged a sitting PM, and look at the consequences for our nation. (Language warning: This program contains profanity.)