NASCAR issues lug-nut penalty from Bristol

NASCAR issued a penalty Tuesday for a lug-nut violation after Sunday's Cup Series race at Bristol Motor Speedway. The No. 20 Joe Gibbs Racing Toyota was found with one lug nut not safely secured in a post-race check after Erik Jones drove the car to a fifth-place finish in the Food City presents the Supermarket Heroes 500 at the .533-mile track. NASCAR officials fined crew chief Chris Gayle $10,000 per Sections 10.9.10.4: Tires and Wheels of the NASCAR rule book. RELATED: Official race results