The former vice-president was the big winner in the races to choose a Democrat candidate. Only Bernie Sanders now stands in his way. Also in this programme: the US and the Taliban sign an agreement preparing the way for peace; a ceasefire is declared in Idlib after Turkey attacks Syrian...

Stock markets have been plunging. Will the virus spell an end to globalisation? Also in this edition: worries about what the virus is doing in Iran; the upshot of the Weinstein verdict; riots in Delhi; Qatar edges back in from the cold; and why 'Sue, you're shouting at tea' has become A...