Photo Gallery: 2021 Front Row Challenge Knoxville Nationals, Media Gallery, Photo Gallery, Southern Iowa Speedway Kasey Kahne (83), Kyle Larson (57), Daryn Pittman (39), Brian Brown (21), and Carson Macedo (41) (Serena Dalhamer photo) Giovanni Scelzi (Serena Dalhamer photo) Jacob Greenwood (43), Cam Martin (44), and Marcus Thomas (10G) (Serena Dalhamer photo) (Serena Dalhamer photo) Brock Zearfoss (3Z) and Shane Golobic (17W) (Serena Dalhamer photo) Tim Kaeding (Serena Dalhamer photo) Kasey Kahne (83), Kyle Larson (57), Daryn Pittman (39), Brian Brown (21), and Carson Macedo (41) (Serena Dalhamer photo) (Serena Dalhamer photo) Kyle Larson (Serena Dalhamer photo) Brock Zearfoss (Serena Dalhamer photo) Daryn Pittman (39) and Kasey Kahne (83) (Serena Dalhamer photo) Colin Smith (05) and Jacob Hughes (8) (Serena Dalhamer photo) Front Row ChallengePhoto GallerySouthern Iowa Speedway