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Gerry Broome, Associated Press
North Carolina's Tyler Zeller (44) and Boston College's Dennis Clifford, rear, reach for a rebound during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Jan. 7, 2012.

CHAPEL HILL, N.C. — Harrison Barnes scored 25 points and No. 3 North Carolina opened Atlantic Coast Conference play by pulling away to beat Boston College 83-60 on Saturday for its eighth straight win.

Tyler Zeller added 20 points for the Tar Heels (14-2, 1-0). The preseason league favorites shot 47 percent, took control with a big first-half run and used an even bigger spurt late to claim its 27th straight win at the Smith Center.

Matt Humphrey scored 14 points and Ryan Anderson added 13 for BC (5-10, 0-1), which started five freshmen and had 20 turnovers in losing its third straight.