Kon Knueppel scored 17 points and No. 1 Duke held off a furious second half rally by North Carolina to beat its rival for the third time this season, 74-71 on Friday night to reach the Atlantic Coast Conference Tournament championship game.

North Carolina just blew its shot at the ACC Tournament championship game in perhaps the worst way possible. With just 4.1 seconds left in the semifinal matchup against No. 1 seed Duke on Friday, UNC was called for a lane violation on a potential game-tying free throw.

North Carolina forward Jae'Lyn Withers committed a lane violation with 4.1 seconds left that negated a tying free throw in the Tar Heels' loss to No. 1 Duke in the ACC Tournament.

North Carolina's furious comeback against Duke in the ACC Tournament semifinals came up short after Jae'lyn Withers committed a lane violation on teammate Ven-Allen Lubin's successful second free throw attempt — which had it counted,

North Carolina lost to Duke for the third time this season in heartbreaking fashio n. It is also their twelfth Quad 1 loss in thirtee