Sophie Hutchinson investigates the troubled state of NHS mental health services.

What happens when a community is changed by immigration? Slough has gone from a majority white British town to a place where they're the minority.

Ten years ago, Panorama's Richard Bilton reported on how Slough was struggling to cope with its migrant population. Now he's back. He finds a town with a booming economy and new families arriving every day. However, now white British people are abandoning Slough, and some foreign workers say the dream is over.