The year was 1996, and Unbridled's Song was heading into the Kentucky Derby as the heavy favorite. D. Wayne Lukas, one of racing's superstars, also had the racing world on alert. Five horses from his barn were pointed to the Kentucky Derby; a show of force that made everyone else look like longshots. Included in the entries were two well-qualified runners from a relative newcomer to Kentucky, Bob Baffert. Five years earlier, Bob had been a hotshot Quarter Horse trainer until a nudge from his friend and owner Mike Pegram...