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DRIVE4COPD 300

DAYTONA BEACH, FL - FEBRUARY 25: Kurt Busch, driver of the #1 HendrickCars.com Chevrolet, and Tony Stewart, driver of the #33 Oreo/Ritz Chevrolet, take the green flag on a restart during the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 25, 2012 in Daytona Beach, Florida. (Photo by Matthew Stockman/Getty Images)

NASCAR DRIVE4COPD 300 race

Danica Patrick, Tony Stewart and the NASCAR teams compete in Saturday's DRIVE4COPD 300 race, Daytona, Florida. February 25, 2012.