The threshold needed to trigger a vote of no-confidence in Theresa May has been exceeded after more than 48 Conservative MPs submitted letters to Sir Graham Brady.
ITV News Political Editor Robert Peston said it was possible the no-confidence vote could be held on Wednesday.
It follows reports of a wave of new letters amid anger at the way Mrs May dramatically put on hold the crunch Commons vote on her Brexit deal after admitting she was heading for a heavy defeat.
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