The NASCAR Cup Series playoff field has been narrowed down to eight teams after the Charlotte ROVAL race. Hendrick Motorsports' Kyle Larson, William Byron, and Chase Elliott remain in the running.
Hendrick Motorsports showed strength in practice with Byron's lap of 29.806 seconds being the second-best and Elliott's lap being the third-best at 29 seconds.
Byron's lap was second best, right behind was Elliott with the third-best circuit.
Author's summary: NASCAR Cup Series Round of 8 starts at Las Vegas.