The Bible has become banal and rock songs are often more effective in expressing Christianity, a leading bishop has claimed.The Rt Rev Nick Baines, Bishop of Croydon, has urged churches to use hits by bands such as U2 and the Beatles in their services. In a book backed by the Archbishop of Canterbury, Dr Rowan Williams, he argues that pop music writers can convey deep theological concepts in a way that is more accessible to the younger generation. Hundreds of evangelical churches have already turned to guitar-based songs instead of traditional hymns, but the bishop suggests that clergy still need...