Tim Shaffer finds success for Tony Stewart Racing during consecutive Knoxville starts
Date: Saturday, August 1stEvent: Knoxville Championship SeriesSeries: Open 360 EventTrack: Knoxville Raceway (Knoxville, Iowa)Tim Shaffer A-Main Finish (Start): 2nd (2nd) Dates: Thursday and Saturday, August 6th & 8thEvent: 360 Knoxville…