MPs order Johnson to hand over aides' messages about prorogation

Dominic Cummings, special adviser to the prime minister. Photograph: Alastair Grant/APBoris Johnson has been ordered by parliament to hand over the private messages of his most senior aides relating to prorogation and papers detailing Downing Street’s preparations for a no-deal Brexit, as rebel MPs attempt to prove he has misled the House of Commons.In a dramatic day in parliament, the prime minister was put under fresh pressure by opponents of a no-deal Brexit, after MPs voted to force hi