see more

DOVER, DE - OCTOBER 02: Smoke is seen from Jamie McMurray, driver of the #1 Credit One Chevrolet, during the NASCAR Sprint Cup Series Citizen Solider 400 at Dover International Speedway on October 2, 2016 in Dover, Delaware. (Photo by Sean Gardner/NASCAR via Getty Images)

DOVER, DE - OCTOBER 02:  Smoke is seen from Jamie McMurray, driver of the #1 Credit One Chevrolet, during the NASCAR Sprint Cup Series Citizen Solider 400 at Dover International Speedway on October 2, 2016 in Dover, Delaware.  (Photo by Sean Gardner/NASCAR via Getty Images)