The NASCAR Cup Series playoff field has been narrowed down to eight teams after the Charlotte ROVAL race, with Hendrick Motorsports' Kyle Larson, William Byron, and Chase Elliott remaining in contention.
Hendrick Motorsports showed strong performance 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.
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Author's summary: NASCAR Cup Series Round of 8 starts at Las Vegas Motor Speedway.