As nurses strike and the Health Service faces winter pressures, Mark Coles looks at the life and career of Shadow Health Secretary and Labour MP for Ilford North, Wes Streeting.Friend and colleagues reveal how childhood poverty and a cancer diagnosis have shaped the views and aspirations of the man tipped to be a future leader of the Labour party.Presenter: Mark ColesProducers: Ben Cooper and Diane RichardsonEditor: Simon WattsProduction Co-ordinators: Maria Ogundele and Helena Warwick-CrossSound Engineer: Rod Farquhar