The UK vote to leave the European Union came as a shocking surprise to the British establishment, with Prime Minister Cameron announcing he’ll step down from his post. Meanwhile the UK decision is emboldening continental Euroskeptics to demand similar referendums from their governments. How will London go about parting ways with the EU? Who will reap the benefits of that decision – and are there any to reap? Sophie Shevardnadze asks former mayor of London and Labour party veteran Ken Livingstone.