Mark Sears connected on a 15-foot floater as time expired in overtime to give No. 7 Alabama a dramatic 93-91 victory over top-ranked Auburn in Southeastern Conference play on Saturday afternoon.Sears had a quiet game with nine points but hit the big shot to give the Crimson Tide (24-7, 13-5 SEC) a regular-season split with the Tigers. Grant Nelson led Alabama with 23 points and eight rebounds, Clifford Omoruyi had a 15-point, eight-rebound effort and Labaron Philon also added 15 points in the upset.Johni Broome notched a career-high 34 points and added eight rebounds, five blocked shots and three steals for Auburn (27-4, 15-3). Tahaad Pettiford had 19 points and six assists while Miles Kelly added 13 points for the Tigers.After a Nelson layup put Alabama on top 79-77 with two minutes remaining, the Tigers evened things up with Broome’s lay-in with under a minute to go. Both teams missed potential game-winners before the contest went to overtime. In the extra session, Broome hit a 3-pointer to tie the game 91-91 with 15 seconds left, but Sears sealed the win for the Crimson Tide with his shot at the buzzer.No. 2 Duke 82, North Carolina 69After trailing by seven points in the second half, the Blue Devils rallied to clinch the outright regular-season Atlantic Coast Conference championship with a win over the Tar Heels in Chapel Hill, N.C.Kon Knueppel had 17 points to pace Duke (28-3, 19-1 ACC), while Tyrese Proctor and Sion James each added 16.RJ Davis paced North Carolina (20-12, 13-7) with 20 points, while Ven-Allen Lubin chipped in with 11. UNC led 59-53 in the second half before Duke ripped off a 22-5 run to go in front 75-64 with under five minutes to play.No. 3 Houston 65, Baylor 61L.J. Cryer tied his season high of six 3-pointers and scored 23 points to help the Cougars notch a victory over the Bears in Big 12 play at Waco, Texas.Milos Uzan added 12 points as the Cougars (27-4, 19-1 Big 12) won their 10th consecutive game. Houston also improved to 10-0 on the road this season and won its 14th straight overall, the longest active streak in the nation. J’Wan Roberts contributed 11 points and 10 rebounds and Emanuel Sharp also scored 11 points for the Cougars, who will be the No. 1 seed in next week’s Big 12 tournament. Baylor will be the No. 7 seed.V.J. Edgecombe recorded 23 points and three steals for the Bears (18-13, 10-10), who lost for the fourth time in six games. Norchad Omier had 13 points and 16 rebounds for his 19th double-double of the season and Langston Love had 10 points.No. 4 Tennessee 75, South Carolina 65The Volunteers closed out Southeastern Conference play with a win over the Gamecocks behind Chaz Laniers’ 23 points in Knoxville, Tenn.Cade Phillips had a career-high 15 points for Tennessee (25-6, 12-6 SEC), which earned a double-bye in the SEC tournament, and Igor Milicic Jr. added 13.South Carolina (12-19, 2-16) was led by Jamarii Thomas’ 20 points. Nick Pringle contributed 16 points and 14 rebounds for the Gamecocks, who lost for the 12th time in 14 games against the Volunteers.No. 5 Florida 90, Ole Miss 71With Walter Clayton Jr. scoring 23 points and handing out eight assists, the Gators earned the No. 2 seed in the Southeastern Conference with the win over the Rebels in Gainesville, Fla.Alex Condon finished with 17 points and 15 rebounds for Florida (27-4, 14-4 SEC), while Alijah Martin added 13 points.Sean Pedulla led Ole Miss (21-10, 10-8) with 22 points, and Jaylen Murray scored 12. But the Rebels allowed 19 second-chance points in the loss.No. 6 St. John’s 86, No. 20 Marquette 84 (OT)Zuby Ejiofor buried a buzzer-beating floater in overtime to lift the Red Storm to a Big East win against the Golden Eagles in Milwaukee, Wisc.Ejiofor also at 12 rebounds for the Red Storm (27-4, 18-2 Big East), and RJ Luis Jr. led the way with 28 points. With 10 points, 11 assists and 12 boards, Kadary Richmond recorded the first St. John’s triple-double since Ron Artest in 1999.Kam Jones paced Marquette (22-9, 13-7) with 32 points, nine rebounds and seven assists. David Joplin added 21 points for the Golden Eagles.No. 9 Texas Tech 85, Arizona State 57JT Toppin had 25 points and 11 rebounds for his 14th double-double of the season as the Red Raiders posted a Big 12 Conference win over the Sun Devils in Tempe, Ariz.Christian Anderson had 21 points off the bench for Texas Tech (24-7, 15-5 Big 12), and Kerwin Walton finished with 11 points.Basheer Jihad had 22 points and six rebounds to lead Arizona State (13-18, 4-16), Joson Sanon added 16 points, and Alston Mason scored 14.No. 10 Iowa State 73, Kansas State 57Curtis Jones had 24 points, Joshua Jefferson contributed 14, and the Cyclones never trailed as they picked up a Big 12 Conference win over the Wildcats in Manhattan Kan.David N’Guessan put up 19 points to pace Kansas State (15-16, 9-11 Big 12), Dug McDaniel added 14, but the Wildcats missed seven of their first eight shots to fall into a 17-6 deficit out of the gate.Iowa State (23-8, 13-7) put together an 11-0 run to extend its lead to 51-34 midway through the second half and never had its lead tip to single digits the rest of the way.No. 11 Clemson 65, Virginia Tech 47The Tigers picked up the wire-to-wire win thanks in part to Viktor Lakhin’s 16 points and seven rebounds in the Atlantic Coast Conference victory over the visiting Hokies.Jaeden Zackery had 12 points for Clemson (26-5, 18-2 ACC), which won its eighth straight and matched the program record for single-season wins.Brandon Rechsteiner posted 11 points and Jaydon Young had 10 for the Hokes (13-18, 8-12), who were outscored 25-11 in points off turnovers.Penn State 86, No. 12 Wisconsin 75D’Marco Dunn had a career-high 25 points as the Nittany Lions concluded Big Ten play with a Big Ten upset over the Badgers in Madison, Wis.Yanic Konan Niederhauser registered 15 points, 11 rebounds and five blocks for Penn State (16-14, 6-14 Big Ten), which snapped a 23-game losing streak on the road against Wisconsin. Zach Hicks added 14 points and seven boards for the Nittany Lions, who did not qualify for the conference tournament next week.Steven Crowl and John Blackwell both scored 19 points for the Badgers (23-8, 13-7), who lost despite leading by as much as 13 points. Jon Tonje had 13 points and seven rebounds for Wisconsin, and Kamari McGee chipped in with 11.No. 13 Maryland 74, Northwestern 61