CHARLOTTE, N.C. -- Zion Williamson made all 13 of his shots, five on high-flying dunks, and scored 29 points in his return to lead No. 5 Duke to an 84-72 victory over Syracuse on Thursday night in the Atlantic Coast Conference quarterfinals.
RJ Barrett added 23 points and six rebounds to help Duke (27-5) set up a semifinal showdown with No. 3 North Carolina. The Tar Heels swept both games from the Blue Devils in the regular season, with Williamson injured in the first minute of the first meeting.
Frank Howard scored 28 points, and Buddy Boeheim had 15 for Syracuse (20-13).
Mississippi State 80, Texas A&M 54
NASHVILLE, Tenn. -- Lamar Peters scored 15 points, and Mississippi State (23-9) routed Texas A&M (14-18) in the second round of the Southeastern Conference Tournament.
Alabama 62, Mississippi 57
NASHVILLE, Tenn. -- John Petty stuffed in a putback with a minute left to put Alabama (18-14) ahead for good as the 10th-seeded Crimson Tide rallied and kept their postseason hopes alive with a win over Ole Miss (20-12) in the Southeastern Conference Tournament.
Florida 66, Arkansas 50
NASHVILLE, Tenn. -- Keyontae Johnson scored a career-high 20 points and pulled down 12 rebounds as No. Florida (18-14) snapped a three-game skid by defeating Arkansas (17-15) in the Southeastern Conference Tournament.
Florida's victory boosted its postseason profile, but the Gators can make an even bigger statement Friday by upsetting No. 9 LSU (26-5) in the SEC quarterfinals.
Southern Miss 82, Marshall 73
FRISCO, Texas -- Tyree Griffin had a season-high 23 points as Southern Miss (20-11) topped Marshall (19-14) in the Conference USA Tournament quarterfinals.
UAB 85, UTSA 76
FRISCO, Texas -- Zack Bryant had 24 points as UAB defeated (20-13) beat UTSA (17-15) in the Conference USA Tournament quarterfinals.
Old Dominion 57, Louisiana Tech 56
FRISCO, Texas -- Ahmad Caver made a 3-pointer with 3.3 seconds remaining to lift Old Dominion (24-8) past Louisiana Tech (20-13) in a Conference USA Tournament quarterfinal.
No. 2 Virginia 75, NC State 56
CHARLOTTE, N.C. -- Kyle Guy scored 29 points, including seven 3-pointers, and the Cavaliers (29-2) dominated the second half to rout the Wolfpack (22-11) in the quarterfinals of the Atlantic Coast Tournament.
West Virginia 79, No. 7 Texas Tech 74
KANSAS CITY, Mo. -- Emmitt Mathews scored a career-high 28 points as 10th-seeded West Virginia (14-19) upset No. 7 Texas Tech (26-6) in the quarterfinals of the Big 12 Tournament.
No. 12 Florida State 65, No. 16 Virginia Tech 63, OT
CHARLOTTE, N.C. -- Terance Mann hit a wild off-balance runner with 1.8 seconds left in overtime to help No. 12 Florida State (26-6) edge the Hokies (24-8) in a tight ACC tournament quarterfinal matchup.
No. 14 Nevada 77, Boise State 69
LAS VEGAS -- Jazz Johnson scored 20 points, Caleb Martin had 19 and No. 14 Nevada rallied (29-3) rallied to beat Boise State (13-20) in the Mountain West Conference Tournament quarterfinals.
No. 15 Kansas State 70, TCU 61
KANSAS CITY, Mo. -- Xavier Snead scored 19 points, none bigger than a 3-pointer as the shot clock sounded in the final minute, and No. 15 Kansas State (25-7) rallied from a slow start to beat TCU (20-13) in the quarterfinals of the Big 12 Tournament.
NO. 17 KANSAS 65, TEXAS 57
KANSAS CITY, Mo. -- Devon Dotson scored 17 points, Dedric Lawson added 16 and Kansas (24-9) pulled away in the second half to beat Texas (16-16) in the Big 12 Tournament quarterfinals.
No. 18 Buffalo 82, Akron 46
CLEVELAND -- Jeremy Harris scored 23 points and Dontay Caruthers added 12 as the Bulls (29-3) destroyed the Zips (17-16) in the quarterfinals of the Mid-American Conference Tournament.
Nebraska 69, No. 21 Maryland 61
CHICAGO -- James Palmer scored 24 points, and Nebraska (17-15) shut down No. 21 Maryland (22-10) for the first big surprise of the Big Ten Tournament.
No. 22 Auburn 81, Missouri 71
NASHVILLE, Tenn. -- Bryce Brown scored all 17 of his points in the second half, and No. 22 Auburn (23-9) beat Missouri (15-17) in the second round of the Southeastern Conference Tournament.
No. 23 Marquette 86, St. John's 54
NEW YORK -- Markus Howard scored 12 of his 30 points in a game-breaking 23-2 second-half run, and No. 23 Marquette (24-8) snapped a four-game losing streak with an rout of St. John's (21-12) in the Big East Tournament quarterfinals.
No. 25 Villanova 73, Providence 62
NEW YORK -- Eric Paschall had 20 points and 10 rebounds to help the Wildcats (23-9) top the Friars (18-15) in the Big East Conference Tournament quarterfinals.