Support WBUROdds Favorite Orb Wins Muddy 139th Kentucky DerbyBill ChappellMay 04, 2013 ShareJoel Rosario rides Orb during the 139th Kentucky Derby at Churchill Downs on Saturday in Louisville, Ky. The odds-on favorite won the race. (AP)
Joel Rosario rides Orb during the 139th Kentucky Derby at Churchill Downs on Saturday in Louisville, Ky. The odds-on favorite won the race. (AP)