Jeff Gordon, driver of the #24 DuPont/Pepsi Max Chevrolet, and Kurt Busch, driver of the #2 Miller Lite Dodge lead the field during the NASCAR Sprint Cup Series at Las Vegas Motor Speedway. (Photo by Todd Warshaw/Getty Images) hide

Jeff Gordon, driver of the #24 DuPont/Pepsi Max Chevrolet, and Kurt Busch, driver of the #2 Miller Lite Dodge lead the field dur... more