Photos: 2015 Breeders Cup World Championships

Jockey Victor Espinoza and American Pharoah lead the field during their winning ride in the Breeders’ Cup Classic on Oct. 31.

Mongolian Saturday, with Florent Geroux aboard, poses in the Winner’s Circle at Keeneland Racecourse with its owners and trainer Saturday.

Jockey Julien Leparoux and Tepin (7) challenge for the lead going into the first turn of the Breeders’ Cup Mile on Saturday.

Nyquist, with Mario Gutierrez aboard, finishes ahead of Swipe and jockey Victor Espinoza in the Breeders’ Cup Juvenile on Saturday.

Jockey Ryan Moore heads to the Winner’s Circle aboard Found after winning the Breeders’ Cup Turf on Saturday.

Jockey Irad Ortiz, Jr., aboard Stephanie’s Kitten, looks back at the field en route to victory in the Breeders’ Cup Filly & Mare Turf on Saturday.

Jockey Joel Rosario guides Wavell Avenue (7) past La Verdad (4), with Jose Ortiz aboard, for victory in the Filly & Mare Sprint.

Jockey Mike Smith rides Songbird to the win in the Breeders’ Cup Juvenile Fillies at Keeneland Racecourse on Saturday.

Runhappy, with Edgar Prado aboard, wins the Breeders’ Cup Sprint at Keeneland Racecourse on Saturday.

Florent Geroux acknowledges fans after riding Catch a Glimpse to victory in the Breeders’ Cup Juvenile Fillies Turf on Friday.

Hit It a Bomb (14), with Ryan Moore up, finishes ahead of Airoforce (8) and Julien Leparoux in the Breeders’ Cup Juvenile Turf on Friday.

Javier Castellano rides Stopchargingmaria down the front strecth enroute to winning the Breeder’s Cup Distaff at Keeneland Racecourse on Friday.

Jockey Javier Castellano rides Liam’s Map to the win in the Breeders’ Cup Dirt Mile at Keeneland Racecourse on Friday.