For the second time in a month, North Carolina ran right by Duke and turned the rivalry into a rout. Cetera DeGraffenreid scored 14 points to help the second-ranked Tar Heels beat the No. 12 Blue Devils 82-51 on Sunday, securing the school's first unbeaten regular season in Atlantic Coast Conference play while handing Duke its worst loss in 15 years. (Tar Heel Blue)