Voting is under way in a historic referendum on whether the UK should remain a member of the European Union or leave. A record 46,499,537 people are entitled to take part, according to provisional figures from the Electoral Commission. Polling stations opened at 07:00 BST and will close at 22:00 BST. It is only the third nationwide referendum in UK history and comes after a four-month battle for votes between the Leave and Remain campaigns. In common with other broadcasters, the BBC is limited in what it can report while polls are open but you can follow the results as...