Could the UK really rejoin the EU?

The big question facing ​A​ndy Burnham is not whether Brexit has harmed Britain, but if a rapidly changing Europe will keep the door open​ if the UK decides it wants back in • Don’t get This Is Europe delivered to your inbox? Sign up here It was lobbed into the national conversation without fanfare or warning, almost a footnote in the UK prime minister’s first speech as leader to his governing Lab…