Weekend Preview: Bristol Motor Speedway

This is it.

This is the last chance for NASCAR Cup Series drivers to stake a claim for one of the 11 available spots in the playoffs' Round of 12.

Non-playoff drivers Erik Jones and Bubba Wallace won the postseason opener at Darlington and the Round of 16 race at Kansas, respectively. As a result, only one driver has clinched a berth in the Round of 12 entering Saturday's Bass Pro Shops Night Race at Bristol Motor Speed