Tar Heels Face Iowa State Sunday Posted Mar 22, 2014 Sixth-seeded North Carolina (24-9) will play third-seeded and ninth-ranked Iowa State (27-11) on Sunday in the NCAA East Regional in San Antonio with a berth in the Sweet 16 at stake. The Tar Heels and Cyclones will tip off at 5:15 p.m. Eastern (4:15 p.m. locally in San Antonio) on Sunday afternoon in the AT&T Center. (GoHeels.com)