Did David Cameron have to call a referendum? Did history put a gun to his head? And was Britain's departure from the EU destined from the moment he called it? Was it a lost cause, or did the Prime Minister lose it?Sky News senior political correspondent Jason Farrell teams up with political blogger and economics and politics teacher Paul Goldsmith to provide the definitive story of one of the biggest shocks in British political history.Probing into the social fabric of the ...