Britain's Prime Minister Theresa May addresses the media outside 10 Downing Street after it was announced that the Conservative Party will hold a vote of no confidence in her leadership, in London, Britain, December 12, 2018. REUTERS/Toby Melville LONDON (Reuters) - British Prime Minister Theresa May said she would fight a vote of no confidence in her leadership of the Conservative Party later on Wednesday with “everything I have got”. Speaking outside her Downing Street office, she said a change of leadership would put Britain’s future at risk and jeopardize Brexit negotiations.