LONDON (Reuters) - Theresa May should stay on as British prime minister despite mishaps in her keynote party conference speech, Home Secretary Amber Rudd wrote in The Telegraph newspaper. Under the headline  Theresa May will stay as Prime Minister  and get the job done,  Rudd said the government would deliver Brexit under May s leadership.  She should stay,  Rudd wrote in the article that will appear in the newspaper on Friday. Rudd said May s conference speech was at times a little hard to watch but added that the prime minister dealt with the interruptions with guts and grace. 