A married MP promised to stay with his wife yesterday after admitting that his personal assistant is having his baby.John Hemming, 46, a newly elected Liberal Democrat MP, said Emily Cox, 27, a city councillor with whom he has had an affair for six years, was expecting their child in November. He said his wife, Christine, was "not best pleased" when he broke the news to her but he had no intention of leaving her. Mrs Hemming said that even though she felt "betrayed and hurt" and that the pregnancy "sends out a disgraceful moral message", she would stand by...