Tar Heels emphasize board work Posted Mar 18, 2014 Watching clips of Pittsburgh’s Talib Zanna grabbing 21 rebounds against the Tar Heels – a week after the Tar Heels collected just 20 total rebounds against Duke – has North Carolina coach Roy Williams emphasizing the boards in the lead-up to Friday’s NCAA tournament second-round game against Providence. Williams said he was sending that message before Sunday’s selection show. (ESPN.com)