HARDtalk’s Stephen Sackur speaks to Roberto Azevêdo, the Director General of the World Trade Organisation, an institution dedicated to banning protectionism and freeing up global trade. But maybe the WTO is out of step with the spirit of the age. From Donald Trump’s protectionist messages to the Brexit vote in Britain. There seems to be a backlash against economic globalisation. So, is the WTO swimming against a powerful tide?