William Byron and Christopher Bell sat outside their cars, wrapped in suspense shortly after Sunday's NASCAR Cup Series race ended at Martinsville Speedway. A full 500 laps of racing should have determined which one made the Championship 4.

NASCAR penalized the Nos. 1, 3 and 23 Cup Series teams for Member Conduct violations during Sunday‘s race at Martinsville Speedway. After an investigation of the on-track data and team scanners from the final laps of Sunday‘s Round of 8 elimination race,

On Tuesday, NASCAR's sanctioning body handed out penalties to several teams after their roles in manipulating the finish of Sunday's Xfinity 500 at Martinsville Speedway.