Mason Plumlee had 18 points and 11 rebounds, and No. 2 Duke beat North Carolina, 73-68, in Durham, N.C.
Quinn Cook added 18 points for the Blue Devils (22-2, 9-2 Atlantic Coast Conference), who shot 44 percent — 52 percent after halftime.
P.J. Hairston scored 20 points, and Reggie Bullock had 15 points with four 3-pointers for North Carolina (16-8, 6-5), which led for the first 26 minutes but went on to lose its second straight.
The Tar Heels’ 13-of-23 free-throw accuracy was accentuated by 3-of-10 shooting during a critical late stretch. They fell to 1-4 this season against ranked foes.
JOIN THE DISCUSSION | Register here
We welcome comments. Please keep them civil, short and to the point. ALL CAPS, spam, obscene, profane, abusive and off topic comments will be deleted. Repeat offenders will be blocked. Thanks for taking part — and abiding by these simple rules. A thorough explanation of rules of conduct can be found in our Terms of Service. If you have any questions, including why your comment may not be showing immediately after you submit it, be sure to visit the commenting FAQ.