Scotland's highest court is to consider whether Prime Minister Boris Johnson has fully complied with a law requiring him to ask for a Brexit delay.

MPs have won a key parliamentary vote paving the way for a Commons bid to secure a second referendum on Saturday.

An angry Dominic Grieve has branded the accusation 'a lie' - and blamed Dominic Cummings.

Expelled Tory heavyweight Oliver Letwin has thrown his weight behind a fresh Brexit referendum and told Boris Johnson it is his best escape route from the crisis.

"We agree that our common priority should be to work together in parliament to prevent no-deal Brexit."

‘If we have a populist in government who is flouting convention and acting in a way that bypasses the sovereignty of parliament, parliament will respond accordingly’

Opposition day debate picked for motion backed by SNP, Lib Dems, Greens and a Tory MP.

Labour has tabled a cross-party motion to try to stop a future prime minister pushing through a no-deal Brexit against the wishes of MPs.

Huge constitutional clash looms if Tory rebels join bid to spike guns of a new Tory leader. / Boris Johnson’s vow to deliver a no-deal Brexit is facing a major cross-party ambush after Labour moved to give parliament new control over the process.

'MPs cannot be bystanders while the next Tory PM tries to crash the UK out of the EU,' says Starmer. / Labour will mount a bid to seize control of the Commons agenda to prevent the next Tory prime minister forcing through a no-deal Brexit.

Ex-minister Nick Boles says cross-party group which forced Theresa May to delay Brexit have a new plan.

Government fails to block draft law from Yvette Cooper and Sir Oliver Letwin.

'For the sake of jobs, public services and our national security we need to avert no deal,' says Yvette Cooper.

Yvette Cooper and Sir Oliver Letwin plan to force PM to seek Article 50 extension by early next week.

Close to ministers and to Labour and Tory grandees, the MP was 'terrified' May was heading for no-deal. / Just before the result was read out, the look of gloom on the faces of the Tory frontbench gave the game away. The prime minister was nowhere to be seen and ministers looked at their shoes.

Former Cabinet minster says Labour would gain a ‘very big majority’ at next election.

Labour's Yvette Cooper teams up with Tory Oliver Letwin.