In racing, loyalty is often measured in winners. At Amo Racing, it sometimes feels as though it's measured in weekends. David Egan's removal as Amo Racing's retained number one jockey marks yet another chapter in what has become one of the sport's most talked-about revolving doors. Before him came Kevin Stott. Before Stott, Rossa Ryan. Now the operation appears set to move towards a "best available" approach, with Rowan Scott remaining part of the team while the biggest ri