The rich and powerful have hidden billions of dollars in tax havens. They thought their financial secrets were safe, but now a huge leak of documents has revealed a world of secrec The rich and powerful have hidden billions of dollars in tax havens. They thought their financial secrets were safe, but now a huge leak of documents has revealed a world of secrecy, lies and crimes. Reporter Richard Bilton exposes tax dodgers, criminals and world leaders who have been hiding their money and their secrets offshore. 详情