A race walks through the infield, while it rains, prior to the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky. (Jamey Price / Getty Images)
A race fans stands in the infield, while it rains, prior to the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky. (Jamey Price / Getty Images)
A spectator waits in the rain before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Jeff Haynes/Reuters)
Patrons make their way through the rain before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Jeff Haynes/Reuters)
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A patron smokes a cigar as he waits in the rain before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Jeff Haynes/Reuters)
A spectator’s elaborate hat gets wet in the rain as she awaits the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Matt Sullivan/Reuters)
Patrons try to stay dry in blowing rain as they arrive before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Jeff Haynes/Reuters)
A spectator tries to stay dry in blowing rain as she arrives before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Jeff Haynes/Reuters)
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Race spectators await the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (John Sommers II/Reuters)
An attendee looks on before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (John Sommers II/Reuters)
Race patron Rick Stewart wears a hat with a toy horse perched on top before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (John Gress/Reuters)
Race patron Andre Broussard enjoys a drink under his hat of red beer cups filled with flowers bbefore the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (John Gress/Reuters)
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A race patron prepares herself for inclement weather before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Jeff Haynes/Reuters)
A member of the U.S. military performs a security check on an attendee before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (John Sommers II/Reuters)
Attendees wear matching elaborate hats before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (Jeff Haynes/Reuters)
Members of the U.S. military perform security checks on attendees before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (John Sommers II/Reuters)
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A member of the U.S. military performs a security check on an attendee before the running of the 139th Kentucky Derby horse race at Churchill Downs in Louisville, Kentucky. (John Sommers II/Reuters)
Military personnel use security wands over patrons as they enter Churchill Downs before the running of the 139th Kentucky Derby horse race in Louisville, Kentucky. (John Sommers II/Reuters)
Race fans wearing festive hats attend the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky. (Jamey Price/Getty Images)
A race fan wearing a festive hat attends the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky. (Jamey Price/Getty Images)
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A race fan wearing a festive hat attends the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky. (Jamey Price/Getty Images)
A race fan wearing a festive hat attends the 139th running of the Kentucky Derby at Churchill Downs on May 4, 2013 in Louisville, Kentucky. (Jamey Price/Getty Images)
