AUTO RACING PHOTOS

  • In this photo provided Sunday, Aug. 31, 2014, by the NHRA, John Force, center, celebrates his Traxxas Nitro Shootout victory at the 60th annual Chevrolet Performance U.S. Nationals in Brownsburg, Ind. (AP Photo/NHRA, Teresa Long)

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  • Tony Stewart climbs into his car to start a NASCAR Sprint Cup auto race at Atlanta Motor Speedway, Sunday, Aug. 31, 2014, in Hampton, Ga. In his first event since his sprint car struck and killed a fellow driver, Stewart slammed the wall twice and settled for a dismal 41st-place finish at Atlanta Motor Speedway on Sunday, leaving him in a must-win situation next weekend at Richmond to make NASCAR's Chase for the Sprint Cup championship. (AP Photo/Dale Davis)

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  • Sprint Cup Series driver Kasey Kahne does a burnout after winning a NASCAR Sprint Cup auto race at Atlanta Motor Speedway, Sunday, Aug. 31, 2014, in Hampton, Ga. (AP Photo/David Tulis)

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  • Sprint Cup Series driver Kasey Kahne does a burnout after winning a NASCAR Sprint Cup auto race at Atlanta Motor Speedway, Sunday, Aug. 31, 2014, in Hampton, Ga. The log on the grass refers to the late "Capt Herb" Emory who was a long-time radio traffic reporter and NASCAR fan in Atlanta. (AP Photo/David Tulis)

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  • Sprint Cup Series driver Kasey Kahne celebrates after winning a NASCAR Sprint Cup auto race at Atlanta Motor Speedway, Sunday, Aug. 31, 2014, in Hampton, Ga. (AP Photo/David Tulis)

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  • Smoke pours from Sprint Cup Series driver Martin Truex Jr.'s (78) car after he was involved in a wreck with Kyle Busch (18) in the final moments of a NASCAR Sprint Cup auto race at Atlanta Motor Speedway, Sunday, Aug. 31, 2014, in Hampton, Ga. (AP Photo/Greg McWilliams)

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  • HAMPTON, GA - AUGUST 31: Kasey Kahne, driver of the #5 Farmers Insurance Chevrolet, poses in victory lane after winning the NASCAR Sprint Cup Series Oral-B USA 500 at Atlanta Motor Speedway on August 31, 2014 in Hampton, Georgia. (Photo by Jonathan Moore/Getty Images)

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  • HAMPTON, GA - AUGUST 31: Kasey Kahne, driver of the #5 Farmers Insurance Chevrolet, poses in victory lane after winning the NASCAR Sprint Cup Series Oral-B USA 500 at Atlanta Motor Speedway on August 31, 2014 in Hampton, Georgia. (Photo by Jonathan Moore/Getty Images)

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  • HAMPTON, GA - AUGUST 31: Cars race during the NASCAR Sprint Cup Series Oral-B USA 500 at Atlanta Motor Speedway on August 31, 2014 in Hampton, Georgia. (Photo by Jamie Squire/Getty Images)

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  • HAMPTON, GA - AUGUST 31: Dale Earnhardt Jr., driver of the #88 National Guard Chevrolet, races during the NASCAR Sprint Cup Series Oral-B USA 500 at Atlanta Motor Speedway on August 31, 2014 in Hampton, Georgia. (Photo by Jeff Curry/Getty Images)

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