Listen to live action as the NASCAR Sprint Cup Series goes under the lights at Bristol for the IRWIN Tools Night Race on WIBX 950.

Casey Mears was credited with the pole position after Friday's qualifying was washed out. NASCAR determined track positioning based on speeds from the drivers' first practice.

For Mears, it his first pole in five years. The red hot Brad Keselowski will start along side Mears in the front row - Complete Starting Lineup.

WIBX 950 presents the Performance Racing Network's coverage of the IRWIN Tools Night Race, thanks to these great sponsors: