Delay Brexit vote to avoid 'heavy' defeat, PM urged

Theresa May is under pressure from loyalist MPs to delay a vote on her Brexit deal, amid fears it could be "heavily" rejected.It came as supportive MPs suggested that details surrounding the Northern Irish backstop be changed - in the hope they would help the deal pass in parliament.Meanwhile, prospects of a showdown between Mrs May and Labour leader Jeremy Corbyn were dashed as ITV withdrew its offer to host a televised debate.