In addition to Barbaro, he trained the 2005 Arlington Million winner Kicken Kris, and shortly after Barbaro's injury, he returned to the scene of his greatest victory to score another major Churchill Downs win at  the 2006 Breeders' Cup Distaff with Round Pond. In 2012 he trained Union Rags to become the winner of the 144th Belmont Stakes.
In addition to Barbaro, he trained Kicken Kris for the 2005 Arlington Million. Following Barbaro's injury, he returned to Churchill Downs and won another major race with Round Pond in the 2006 Breeders' Cup Distaff. In 2012, he successfully trained Union Rags to win the 144th Belmont Stakes.