Mayer edges Herbst in overtime to win Hy-Vee Perks 250 at Iowa
Sam Mayer’s No. 1 JR Motorsports Chevrolet had just two working tires after he crossed the finish line in first place following the NASCAR Xfinity Series Hy-Vee Perks 250 at Iowa Speedway on Saturday. The second flat tire happened on his victory burnout. …