NEWMARKET, UK--Whatever problems British racing faces, a lack of demand at its bloodstock sales is not one of them. That in itself may only exacerbate the exodus of talent, particularly decent young handicappers, to far-flung nations with lucrative pots on offer, but if sales are your business, as is the case for Tattersalls, then this week can only be described as a highly successful one. From Friday's two sessions of the July Sale, however, the majority of the pricier lots will remain in training in Britain, merely switching from one...