William Byron, center, celebrated after winning the NASCAR Truck Series race at Iowa Speedway on June 18. Byron added a trucks race victory at Kentucky Speedway on Thursday night.
William Byron, center, celebrated after winning the NASCAR Truck Series race at Iowa Speedway on June 18. Byron added a trucks race victory at Kentucky Speedway on Thursday night. Charlie Neibergall AP
William Byron, center, celebrated after winning the NASCAR Truck Series race at Iowa Speedway on June 18. Byron added a trucks race victory at Kentucky Speedway on Thursday night. Charlie Neibergall AP