NASCAR has fined two Cup crew chiefs for unsecured lug nuts on their cars Sunday at Martinsville.
Paul Wolfe, crew chief on Brad Keselowski’s No. 2 Ford, and Rodney Childers, crew chief on Kevin Harvick’s No. 4 Ford, were each fined $10,000 for one unsecured lug nut.
There were no other penalties from the race weekend.