 Also racing IMC race heater sprints, lightning sprints, and renegade wingless sprints. Adults always save three bucks at advance ticket outlets. Don't miss this must-see two-day event Friday and Saturday at River City Speedway Grand Forks. Brought to you in part by Kurs Light, Pepsi, Napa Auto Parts, and the Rock Bottle Shop. More of your calls next. Brian Michaels on KNOX and KNOXradio.com.