04/05/2014 10:42AM

Arkansas Derby: Thundergram adding blinkers, works sharply

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HOT SPRINGS, Ark. – Thundergram will add blinkers for the Grade 1, $1 million Arkansas Derby after turning in an impressive work in the equipment Saturday at Oaklawn Park. He was one of several horses tuning up for the $3.3 million Racing Festival of the South, which features nine stakes over the final week of the meet. The series closes with the Arkansas Derby on April 12.