In the last 48 hours thousands of Ukrainians have fled their homeland and crossed into neighbouring Poland, seeking refuge from war and invasion. But millions more remain trapped in the country as Russian forces continue to advance and occupy towns and cities across Ukraine. Today, Jonathan Pearlman on why Russia’s leader Vladimir Putin is risking it all on Ukraine.

While in recent days, some of Russia’s troops have begun withdrawing from the Ukraine border, US officials are still warning that Russia is on the cusp of invading Ukraine. But Russia has repeatedly rejected that claim. Today, former head of DFAT Michael Costello, on the real origins of the dispute between Russia and Ukraine, and what the US and its allies are getting wrong.

As Russia amasses troops on the border of Ukraine, speculation is mounting over whether the country’s president, Vladimir Putin, plans to invade the country. Today, Jonathan Pearlman on the escalating tension in Europe, and the likelihood of war.