In the second of a series of interviews based on his new book, From Crime to Crime, ex-High Court Judge Sir Richard Henriques QC tells award-winning Daily Mail crime writer Stephen Wright about prosecuting a case that shook Britain, the brutal and senseless murder of two-year-old James Bulger by two 10-year-old boys, Robert Thomson and Jon Venables. It was a case so horrific that jurors were left in tears, and still poses important questions. How could children so young commit such a crime? And most importantly, how should the law treat children who kill?