Kyle Busch (18) leads the field to the start of the NASCAR Sprint Cup Series Food City 500 auto race on Sunday, March 17, 2013, in Bristol, Tenn. (AP Photo/Wade Payne)

 

              Kyle Busch (18) leads the field to the start of the NASCAR Sprint Cup Series Food City 500 auto race on Sunday, March 17, 2013, in Bristol, Tenn. (AP Photo/Wade Payne)
Kyle Busch (18) leads the field to the start of the NASCAR Sprint Cup Series Food City 500 auto race on Sunday, March 17, 2013, in Bristol, Tenn. (AP Photo/Wade Payne)