The Trouble with Sugar. As concern about obesity levels in the UK grows, how is the sugar industry protecting its profits? An investigation reveals that sugar interests managed to influence a major United Nations report on nutrition, and exposes how easy it is to hide sugar in food. Producer Huw Marks ; Editor Mike Robinson Signed repeat at 2.25am on Thursday www.bbc.co.uk/panorama NOTE: as Panorama is likely to react to news. its subject matter may change