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Theresa May will make the case for her new Brexit plan in Parliament later, amid signs that Conservative opposition to her leadership is hardening.
The prime minister will give a statement to MPs on her changes to the Withdrawal Agreement Bill – including her promise to give MPs a vote on holding another referendum.
But Labour MPs said too little had changed for them to come on board.
And one ex-Tory minister questioned whether June’s vote would even happen.
MPs have rejected the withdrawal agreement negotiated with the EU three times, and attempts to find a formal compromise with Labour have failed.
On Tuesday, the prime minister asked MPs to take “one last chance” to deliver a negotiated exit – or