The Food City 500 is an annual 500-lap, 266.5-mile NASCAR Cup Series points race held at the Bristol Motor Speedway in Bristol, Tennessee. This is one of two NASCAR races held at Bristol, the other being the Bass Pro Shops Night Race. From Wikipedia
Leading 411 laps in the Food City 500, Larson's performance reignites scrutiny of NASCAR's Next Gen car and tire dynamics as rival Denny Hamlin pushes for changes.