Sir Paul McCartney has hit back at the claims made by his estranged wife Heather Mills that he repeatedly attacked her. In a statement issued by his lawyers, the Beatles pop star said: "Since the breakdown of his marriage Sir Paul McCartney has maintained his silence in not commenting on the media stories believing that it was best for all concerned, particularly his children, for there to be some dignity in what is a private matter. "Our client would very much like to respond in public and in detail to the allegations made recently against him by his wife and...