Dale Earnhardt Jr. reflects on what may have been his final lap in the NASCAR Xfinity Series under the lights at Bristol Motor Speedway, Tennessee. Despite facing numerous communication issues, Earnhardt Jr. finished the race in a respectable seventh-place finish.

The NASCAR Xfinity and Cup Series are both on track Friday at Bristol Motor Speedway. The Xfinity Series will practice and qualify ahead of its race Friday night — the final race of the regular season. Dale Earnhardt Jr. makes his return to the series. This is his first Xfinity race since last year.

The NASCAR Xfinity Series race at Bristol will be broadcast nationally on the CW Network. Streaming options for the race include FUBO in limited markets nationwide, which offers a free trial to potential subscribers. Feb. 19: United Rentals 300, Daytona International Speedway (Winner: Austin Hill)