Jayne Dowle: Chaos of May's failing deal means I now back a '˜People's Vote' on Brexit

If one hoary old cliché could sum up the entire Brexit debacle it would be this: be careful what you wish for. Those who backed the original '˜Leave' campaign, which swayed just over half the country into believing that if we left the European Union the NHS would benefit to the tune of £350m, must be feeling slightly rueful.