The NHS is under huge pressure with increasing demand, limited finances and facing the largest reorganization in its history. With the latest data on hospital death rates, Panorama reveals poor patient care is putting thousands of people at risk of death or serious injury every year. Many of these problems were first highlighted five years ago during the scandal at Stafford Hospital when hundreds of people died unnecessarily. Despite assurances that it could never happen again, reporter Declan Lawn finds serious ongoing problems in trusts across the country - and a systemic failure to act on warnings that patients are being put at risk.