North Carolina vs. Iowa State score, takeaways: No. 1 Tar Heels upset by Cyclones in Phil Knight Invitational | CBS Sports Headlines North Carolina vs. Iowa State score, takeaways: No. 1 Tar Heels upset by Cyclones in Phil Knight Invitational Caleb Grill scored 31 points as Iowa State defeated top-ranked … Continue reading North Carolina vs. Iowa State score, takeaways: No. 1 Tar Heels upset by Cyclones in Phil Knight Invitational