Race - mad Dominican Republic 's national hero is n't who you 'd think . Introducing Joel Rosario : America 's top jockey , already won over $ 1 million this year . After the prestigious Kentucky Derby , he eyes America 's Preakness Stakes . Today he is the only jockey from the Dominican Republic to win the Kentucky Derby -- doing so just weeks after his nation also won the World Baseball Classic . Rosario could be the first jockey in 11 years to win the U.S . Triple Crown .
Race - mad Dominican Republic 's national hero is n't who you 'd think . Introducing Joel Rosario : America 's top jockey , already won over $ 1 million this year . After the prestigious Kentucky Derby , he eyes America 's Preakness Stakes . Rosario could be the first jockey in 11 years to win the U.S . Triple Crown .