Shitposting to the Senate: How the alt-right infiltrated Parliament

The global rise of the alt-right movement has caught the attention of politicians and police in Australia.

But few could have predicted its followers would have already found a home in our federal parliament.

Background Briefing has obtained leaked messages revealing Senator Fraser Anning has employed staff with connections to fascist groups.

The messages also detail a secret plan to disrupt the current election campaign with racist stunts in order to help re-elect him.

Alex Mann investigates.