Jockey Joel Rosario jubilates after leading Animal Kingdom to win the 10 million US dollar Dubai World Cup, the world's richest race, at Meydan race track in Dubai March 30, 2013. The 2011 Kentucky Derby winner (11/2), trained by American Graham Motion and ridden by Joel Rosario, beat home English raider Red Cadeaux by two lengths while another English-trained runner Planteur was third. AFP PHOTO/MARWAN NAAMANI
Jockey Joel Rosario celebrates atop Bobby's Kitten after winning the 2014 Breeders' Cup Turf Sprint at Santa Anita Park on November 1, 2014 in Arcadia, California.
Credit: Kevork Djansezian
Joel Rosario rides No Way Never on his way to winning The Norfolk Stakes on Ladies' Day during day three of Royal Ascot at Ascot Racecourse on June 20, 2013 in Ascot, England.
Credit: Paul Gilham
Orb #1, ridden by Joel Rosario, breaks the gate to start the 138th running of the Preakness Stakes at Pimlico Race Course on May 18, 2013 in Baltimore, Maryland.
Credit: Molly Riley
Fiftyshadesofhay (L), ridden by Joel Rosario, crosses the finish line ahead of Marathon Lady, ridden by Robby Albarado, to win the 89th Black-Eyed Susan Stakes at Pimlico Race Course on May 17, 2013 in Baltimore, Maryland.
Credit: Matthew Stockman
Joel Rosario atop Orb reacts after winning the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky.
Credit: Jamie Squire
Joel Rosario atop Orb celebrates with the trophy after winning the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky.