Keir Starmer faces delaying his flagship benefits reforms to avert a disastrous Commons defeat amid a mounting revolt today.
The PM is looking down the barrel of a huge rebellion with nearly 130 MPs having signed an amendment that would effectively kill off the plans.
Rachel Reeves has been ringing round backbenchers warning that losing the curbs to health and disability benefits would 'devastate' the government.
Even with the proposed £5billion of savings welfare costs will still be soaring, and economists believe she will have to hike taxes in the Autumn to balance the books.
The Bill is due in the Commons for second reading on Tuesday, but the scale of the insurrection is enough to overturn Labour's huge majority. One minister has already quit in protest, with others thought to be ready to walk out.
