Serbia’s prime minister resigns and the US freezes foreign aid to Ukraine

We get the latest from our Balkans correspondent, Guy de Launey, following the resignation of Serbia’s prime minister, Milos Vučević. Then: Aliona Hlivco and Sir William Patey discuss what’s next for Ukraine as the US freezes all foreign aid. Plus: we unpack why UK-EU diplomacy always seems to hit a snag over fishing and assess Zürich’s new number-plate legislation. See omnystudio.com/listener for privacy information.