The early-morning activity at racetracks across the country was ablaze Saturday, with horses targeting next month's Breeders' Cup races dominating the scene. Well represented at Keeneland, trainer Chad Brown had the bulk of his championship team working on both the main track and the turf. "Everything went really, really well this morning, considering everything that was going on," Brown said, referring to the volume of horses that featured 190 works on the main track. "They all did very well and they will have another work next week, but these were...