Tories lose Tiverton and Wakefield in crushing defeats Oliver Dowden resigns as chairman of Conservative Party Boris Johnson faces up to by-election drubbing with vow to listen Tory candidate barricaded herself in a room to avoid cameras PM warned tactical voting will cost Tories next election 'If PM is no longer an electoral asset, what is the point of him' Nigel Farage: The Tories have been utterly humiliated