After a humiliating general election defeat, Australia’s National Party has bid farewell to its coalition partners of more than 60 years. But what is behind this seemingly self-defeating manoeuvre?

Explainer 533: Disgraced war criminal or Serbian hero? The diplomatic conundrum of Ratko Mladić’s death
06:58

Iran: Is the US out of options?
34:11

Explainer 532: Why is Syria back on Washington’s Christmas card list?
07:13