Cindy McLean's colt, Wonder's Champion, is facing the three most challenging races of his career. To win the Triple Crown, he has to sweep not only the Kentucky Derby but the Preakness and the Belmont Stakes as well. Cindy has trained Wonder's Champion to become Whitebrook's greatest runner yet. But her work is far from over. Illness and injuries threaten to ruin her colt's chances of winning. And now it's up to Cindy to prove to everyone that her colt is truly a winner.