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Tamara Sorrell, from Austin, Texas, wears a fancy hat in the paddocks before the 138th Kentucky Derby horse race at Churchill Downs, Saturday, May 5, 2012, in Louisville, Ky. The Run for the Roses draws them to Churchill Downs. But what race goers wear is as much a spectacle in itself. (AP Photo/Mark Humphrey)

Hat-spectacle horse race

Madhatters and horse-racing fans converged at the 138th Kentucky Horse Derby on Saturday, May 5.