6 / 17

BALTIMORE, MD - MAY 18: Fans place bets before a mutuel clerk prior to the 138th running of the Preakness Stakes at Pimlico Race Course on May 18, 2013 in Baltimore, Maryland. (Photo by Patrick Smith/Getty Images)

Fans place bets before a mutuel clerk prior to the 138th running of the Preakness Stakes at Pimlico Race Course on May 18, 2013 in Baltimore, Maryland.