Boris Johnson’s future could be sealed on Monday evening, after at least 54 Tory MPs submitted letters saying they had lost confidence in the prime minister. Conservative MPs will vote in a secret ballot to decide his fate, taking only 180 of them to vote to oust him.
But one of the factors making some MPs hesitant is the lack of an obvious successor. Here are the main contenders jostling for position with a rating out of 10 on their current chances of success, although MPs are taking seriously the idea that a wild card candidate could end up winning in the event of a contest.
