It takes some brass neck to cross the floor, but to do it in the manner of Natalie Elphicke also requires considerable levels of delusion. A year ago, the Dover MP warned Labour were not to be ‘trusted’ on immigration because they ‘really want open borders’. Yet a deciding factor behind her defection, she writes in her parting statement today, was the ‘safety and security’ of those borders – a matter on which Keir Starmer’s party has yet to convince anyone.