NASCAR's been staging races at Bristol since 1961, yet Carl Edwards believes there's a great unknown that awaits Sprint Cup teams this weekend.
Kyle Larson has four races left to secure his first career spot in the Chase for the NASCAR Sprint Cup.
Carl Edwards won the pole for Saturday's Bass Pro Shops NRA Night Race at Bristol Motor Speedway to lead a 1-2-3 qualifying effort for Joe Gibbs Racing.
Justin Allgaier will pilot the No. 46 Chevrolet for HScott Motorsports in Saturday's Bass Pro Shops NRA 500 at Bristol.