Photo: Porsche Road America produced a wave of dominant performances across Sprint Challenge North America, with Danny Dyszelski, Mark Boden, Anna Cecchi and William Peluchiwski each sweeping their classes as championship battles continued to take shape ahead of the season finale. Road America and its 4.048 miles of twists and turns played host to the penultimate Porsche Sprint Challenge North America by Yokohama event of the year, alongside sister series Sprint Challenge USA West and the third of four rounds for Endurance Challenge North America. Dyszelski, Boden Both Sweep GT3 Cup Competition After joining the Porsche Sprint Challenge North America GT3 Cup field two events ago, Danny Dyszelski (Topp Racing) quickly emerged as a challenger to Pro-Am championship leader Karel Staut (Kellymoss). At Road America, Dyszelski finally turned that pace into results, sweeping both races after finishing second to Staut three times across the previous four contests. Staut still finished on...