Pictures: 137th Kentucky Derby

A fan drinks a mint julep in the paddock area during the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.  (Photo by Jamie Squire/Getty Images)

Fans gather and party in the infield during the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Jamie Squire/Getty Images)

A detail of drinks, including Mint Juleps, are seen in a vendor’s try during the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Harry How/Getty Images)

Jockey Julien R. Leparoux, riding Dialed In #8, is escourted onto the track for the running of the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Matthew Stockman/Getty Images)

Jockey Calvin Borel, riding Twice the Appeal #3, is escourted onto the track for the running of the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Matthew Stockman/Getty Images)

Jockey Robby Albarado, riding Animal Kingdom #16 crosses the finish line on way to winning the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Travis Lindquist/Getty Images)

Jockey Robby Albarado, riding Animal Kingdom #16, leads the field across the finish line to win the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Rob Carr/Getty Images)

Jockey Robby Albarado, riding Animal Kingdom #16, leads the field across the finish line to win the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Rob Carr/Getty Images)

Jockey John Velazquez, riding Animal Kingdom #16 crosses the finish line on way to winning the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Matthew Stockman/Getty Images)

Jockey John Valazquez, riding Animal Kingdom #16, celebrates with the roses winning the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Harry How/Getty Images)

Jockey John Valazquez, riding Animal Kingdom #16, celebrates with the roses winning the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Harry How/Getty Images)

Trainer H. Graham Motion of Animal Kingdom #16, celebrates with the roses winning the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Harry How/Getty Images)

Animal Kingdom #16, with jockey John Velazquez up, races ahead of the pack to win the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Jamie Squire/Getty Images)

The pack of horses races past the finish line during the 137th Kentucky Derby at Churchill Downs on May 7, 2011 in Louisville, Kentucky.   (Photo by Jamie Squire/Getty Images)