Steve Cauthen, the American jockey who enjoyed huge success when riding in the UK-including Derby victories aboard Slip Anchor and Reference Point--remembered the greatest of them all, Lester Piggott, who died on Sunday, aged 86. Recalling what started out as a frosty relationship between the pair, Cauthen, who will form part of ITV Racing's presentation team at this year's Derby meeting, paid a glowing tribute to his great friend and rival. Cauthen said, "As time went on, obviously we became competitors, as I started to get chances on better horses...