The pretty commuter village of Datchet in Berkshire is usually the kind of place where so little happens that residents can go for days without seeing the police. But since a terror alert was declared for nearby Heathrow Airport they have seen scores of roadside checkpoints set up and officers seemingly on every corner. Most are happy to see so much being done to stop a terrorist attack on the planes which pass overhead, but many have also been left feeling deeply anxious. Full Story