Chucky Hepburn had 20 points, none bigger than a midrange jumper at the buzzer that lifted No. 13 Louisville to a 75-73 win over Stanford in the Atlantic Coast Conference tournament quarterfinals on Thursday in Charlotte, N.C.Hepburn collected a loose-ball offensive rebound and quickly released the 10-footer from the left elbow, his 14th and 15th points of the second half that helped the second-seeded Cardinals (26-6) complete their comeback after trailing by 15 points in the second half.Louisville will face No. 3 Clemson in Friday semifinals. Terrence Edwards Jr. had 25 points for the Cardinals, who have now won 10 straight.Oziyah Sellers paced Stanford (20-13) with 22 points, while Maxime Raynaud added 17.No. 1 Duke 78, Georgia Tech 70Kon Knueppel erupted for a career-high 28 points to lead the No. 1 seed Blue Devils to a quarterfinal win over the No. 8 Yellow Jackets — a victory clouded by the loss of Cooper Flagg, who left in the first half with a left ankle injury.Knueppel added eight assists for Duke (29-3), which rallied from a 14-point deficit in the first half, using a 19-2 run spanning the halftime break. Isaiah Evans and Khaman Maluach each had 14 points for the Blue Devils, who will face No. 5 North Carolina in Friday’s semifinals.Duncan Powell paced Georgia Tech (17-16) with 24 points, while Baye Ndongo added 15. Lance Terry scored 12 for the Yellow Jackets.North Carolina 68, Wake Forest 59RJ Davis scored 23 points and connected on key 3-point shots as the Tar Heels fended off the Demon Deacons.