Take the time to read colleague Dan Ross's extensive and detailed story on the sordid career of trainer Burton Sipp and you might conclude that, in horse racing, enough is never enough. The story is about a lot more than the many controversies that have shadowed Sipp throughout his career, it is about how racing somehow always let Sipp back in, to give him a third chance, a fourth, fifth chance. It is about the sport's inability to police itself and its failure to permanently ban someone who has no...