Duke did what it does best in another win over North Carolina, bogging down the Tar Heels' speedy transition game with its vaunted pressure defense.

The seventh-ranked Blue Devils allowed just one fast-break basket in a 71-70 victory over No. 2 North Carolina, Duke's 15th win in the last 18 meetings between the Tobacco Road rivals Wednesday night.

"They slowed us down when they got the job done on offense," North Carolina coach Roy Williams said. "I mean, they spread the floor and controlled the tempo that way. And in their pressure defense, there's no question that bothered us, too."

J.J. Redick scored 18 points, freshman DeMarcus Nelson added 16 for Duke (18-2, 8-2 Atlantic Coast Conference), which forced 23 turnovers and never let the Tar Heels play at the pace that has them leading the country in scoring.

"We were fortunate that we were able to get back and not commit too many turnovers where they had runs," Duke coach Mike Krzyzewski said. "We committed turnovers, but they didn't have runs where they had the numerical advantage."

North Carolina had a chance to win in the final seconds, but never got off a shot after inbounding with 18 seconds left. David Noel dribbled the ball out of bounds just as the buzzer sounded, setting off the celebration in Cameron Indoor Stadium.

Daniel Ewing finished with 15 points for the Blue Devils, who moved into a first-place tie with North Carolina (19-3, 8-2) in the ACC. No. 6 Wake Forest trails both by a half-game.

Duke finished 21-of-22 from the foul line and made 10 3-pointers.

Sean May had 23 points and 18 rebounds for the Tar Heels. Point guard Raymond Felton had eight turnovers and May added five as the top assist team in Division I finished with 10 - 11 below its average. They were held to their lowest points total since scoring 70 in a victory at Indiana in December.

Keith Langford scored 24 points and Wayne Simien had 23 points and 13 rebounds - his 30th career double-double - as the Jayhawks (19-1, 9-0 Big 12) beat Kansas State for the 29th consecutive time. They won in Manhattan for the 22nd straight game - a streak that dates to 1984.Fred Peete and Jeremiah Massey each had 20 points for Kansas State (13-7, 3-6), which has lost three in a row overall.

Freshman point guard Darius Washington scored 25 points as the Tigers (14-10, 7-3 Conference USA) snapped the Cardinals' nine-game winning streak and handed them their worst home loss in four seasons under coach Rick Pitino. John Calipari's record improved to 300-120 in 13 seasons at Massachusetts and Memphis.Taquan Dean and Ellis Myles each scored 17 points for Louisville (20-4, 8-2), which was outrebounded 41-30 and shot a season-low 33 percent (19-of-58).

Chris Hill snapped out of a monthlong shooting slump by going 8-for-10 from the field and scoring 26 points for the Spartans (16-4, 7-2 Big Ten). Hill, not in the starting lineup for just the third time in two seasons, was 6-for-7 from 3-point range.

Kennedy Winston scored 18 points and the visiting Crimson Tide (18-4, 7-2 Southeastern Conference) finished with a 43-19 rebound advantage in beating Tennessee for the sixth straight time.

Kammron Taylor scored a career-high 26 points to lead the Badgers (16-5, 7-3 Big Ten), who trailed 52-39 with 12:43 remaining but rallied to improve to 15-0 at home following road losses under coach Bo Ryan.

Ronald Ross was 8-for-10 from the field and scored 25 points for the Red Raiders (15-5, 7-2 Big 12), who won in their first game since moving into the Top 25 this week.