DURHAM, N.C.—Marvin Bagley III scored 18 of his 21 points and fifth-ranked Duke shot 60.0 percent in the second half to beat ninth-ranked North Carolina, 74-64, on Saturday night at Cameron Indoor Stadium.
UNC didn't score in the final 3:18 of the game, while Duke hit 8 of its last 9 shots.
With the win, Duke improved to 25-6 overall this season, including 13-5 in the Atlantic Coast Conference. The Tar Heels fell to 22-9, 11-7.
Carolina will be the No. 6 seed in next week's ACC Tournament in Brooklyn and will open play on Wednesday night.