N EWTON, Iowa — Sam Mayer led the final 28 laps to win Saturday's Xfinity Series race at Iowa Speedway and claim his first victory of the season. The win is Mayer's eighth career in the Xfinity Series. He snapped a 25-race winless streak.

Who won the NASCAR Xfinity Series race at Iowa? Sam Mayer is the winner, plus full NASCAR Xfinity Series results at Iowa Speedway

It was also the first win for team owner Gene Haas since Stewart-Haas Racing shut down and was reorganized into the Haas Factory Team. Mayer has eight career wins now, including back-to-back victories at Iowa Speedway ... with two different race teams.