to resign over the claims of downing street lockdown parties — and submitted a letter of no confidence. nick gibb — who was schools minister until last year — accused the prime minister of "flagra ntly disregarding the rules". mrjohnson has written to all of his mps, pledging to improve the way downing street operates. our political correspondent damian grammaticas reports. borisjohnson left downing street for the weekend last night and escaped to the countryside, perhaps, but there's no escaping his difficulties. nick gibb, a former schools minister, the latest mp to submit a letter of no confidence. in today's telegraph, which once carried mrjohnson�*s columns, he says... adding... others disagree. there's a number of mps and