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Photo by: Rainier Ehrhardt

This April 26, 2009, file photo shows Carl Edwards hitting the fence during a crash on the last lap of the Aaron's 499 NASCAR Sprint Cup Series race at Talladega Superspeedway, in Talladega, Ala. The death of Indianapolis 500 winner Dan Wheldon has sparked safety discussions throughout motorsports just as NASCAR heads to one of the fastest tracks on its circuit. (AP Photo/Rainier Ehrhardt)

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