COLLEGE PARK, Md. -- P.J. Hairston scored 22, Reggie Bullock had 19 points and 12 rebounds, and North Carolina coasted past Maryland 79-68 Wednesday night for its season-high sixth straight victory. The Tar Heels never trailed after closing the first half with a 10-0 run that made it 34-27. North Carolina solidified its hold on third place in the Atlantic Coast Conference and can move into a tie for second by beating Duke in the season finale Saturday night.