Theresa May tells NHS boss he will be accountable for winter performance

The relationship between Simon Stevens and Theresa May has become increasingly strained.Theresa May has made NHS boss Simon Stevens personally responsible for ensuring the health service does not end up in a crisis this winter, amid renewed tension between him and ministers.The prime minister told Stevens that he would be held accountable for how well hospitals and GP services in England cope at a tense, previously unreported, meeting at Downing Street in September.