Sprint Cup Series

NASCAR_Texas_Auto_Racing.sff.jpg

Matt Kenseth (17) and Clint Bowyer (33) race on the back stretch during the NASCAR Sprint Cup Series auto race at Texas Motor Speedway in Fort Worth, Texas, Saturday, April 9, 2011. Kenseth won the race.(AP Photo/LM Otero)

NASCAR_Martinsville_Auto_Racing.sff.jpg

Driver Jimmie Johnson waits for his crew to finish his car during practice for Sunday's NASCAR Sprint Cup auto race at the Martinsville Speedway in Martinsville, Va., Friday, April 1, 2011. (AP Photo/Steve Helber)

NASCAR_Charlotte_Auto_Racing.sff.jpg

Sam Hornish Jr. (77) and Kasey Kahne (9) spin on the front stretch during the NASCAR Sprint Cup Series auto race at Charlotte Motor Speedway in Concord, N.C., Saturday, Oct. 16, 2010. (AP Photo/Gerry Broome)

NASCAR_Fontana_Auto_Racing.sff.jpg

NASCAR Sprint Cup Series driver Denny Hamlin races through turn 4 during practice for the Auto Club 400 auto race at Auto Club Speedway in Fontana, Calif. Saturday March 26, 2011. (AP Photo/Will Lester)

NASCAR_Watkins_Glen_Auto_Racing.sff.jpg

Kasey Kahne, right, signs a car for Chris Holzschuh before practice for the NASCAR Sprint Cup Series' Heluva Good! Sour Cream Dips at The Glen auto race in Watkins Glen, N.Y., Friday, Aug. 6, 2010. (AP Photo/ David Duprey)