On the eve of the Labor vote which will determine whether the same sex marriage plebiscite goes ahead, Four Corners investigates the politics at work behind the debate.

They describe themselves as the breeding ground for leadership, with many corporate titans and former US presidents held up as fraternity men. They’re also where testosterone, alcohol and campus life come together in a potent mix.

It’s the little town that symbolises life in the outback, immortalised by Henry Lawson who declared: "If you know Bourke, you know Australia".

Across Australia, there are parents risking everything to rescue their children from ice addiction.

On June 23, Britain was rocked by a political earthquake: the nation had voted to leave the European Union. Within hours the British Prime Minister, David Cameron, had resigned, Labour leader Jeremy Corbyn was facing calls to do the same and the pound was in freefall.

Cyber War: How hackers are threatening everything from your bank account to the nation’s secrets.

One family’s extraordinary story of life in the rubble of Syria and their escape to a new life, told through the eyes of four children.