Ricky Council IV and Davonte Davis combined for 46 points and No. 8 seed Arkansas advanced to its third consecutive Sweet 16 with a 72-71 upset of No. 1 seed Kansas on Saturday.Davis had 21 second-half points and a game high 25, while Council made 10 of 11 free throws and scored 21 with six rebounds and four assists.Arkansas (22-13) made 21 of 26 free throws and outscored Kansas 15-2 on second-chance points.Council sealed Arkansas’ upset at the foul line, including the deciding pair with seven seconds left to oust the West Region No. 1 seed.Jalen Wilson led the Jayhawks (28-8) with 20 points and made 9 of 11 free-throws attempts.WestNo. 2 UCLA 68, No. 7 Northwestern 63Jaime Jaquez Jr. registered 24 points and eight rebounds to help the Bruins post a victory over the Wildcats in West Region play at Sacramento, Calif.Amari Bailey added 14 points and six assists as the second-seeded Bruins (31-5) advance to a third straight Sweet 16 for the first time since the program reached three consecutive Final Fours from 2006-08. Tyger Campbell had seven assists and was 12 of 12 from the free-throw line for all of his points.Boo Buie scored 18 points for seventh-seeded Northwestern (22-12), which is 2-2 all-time in NCAA Tournament play.SouthNo. 15 Princeton 78, No. 7 Missouri 63Princeton emphatically took another step as Ryan Langborg scored 22 points to help his team advance to its first Sweet 16 by smothering Missouri in Sacramento, Calif.Princeton (23-8) becomes the third 15th seed — and second in the past two years — to reach the Sweet 16. The others are Florida Gulf Coast (2013) and Saint Peter’s (2022). Saint Peter’s is the only No. 15 seed to make it all the way to a regional final. Princeton will play the winner of Sunday’s game between No. 3 Baylor and No. 6 Creighton.DeAndre Gholston led Missouri (25-10) with 19 points. Noah Carter added 14, while Kobe Brown posted 12 points and seven boards. Missouri’s only lead was at 3-2.EastNo. 4 Tennessee 65, No. 5 Duke 52Olivier Nkamhoua scored 23 of his career-best-tying 27 points in the second half to help the Volunteers eliminate the Blue Devils in East Region play in Orlando, Fla.Santiago Vescovi made four 3-pointers while scoring 14 points as Tennessee (25-10) advanced to the Sweet 16 for the first time since 2019. Nkamhoua made 10 of 13 field-goal attempts, including 3 of 4 from 3-point range.Tyrese Proctor scored 16 points for the Blue Devils (27-9), who were eliminated in the second round for the first time since 2017. Duke was plagued by 15 turnovers in coach Jon Scheyer’s first NCAA Tournament since replacing Hall of Famer Mike Krzyzewski.SouthNo. 1 Alabama 73, No. 8 Maryland 51Brandon Miller bounced back from a poor game to post 19 points and seven rebounds, leading the Crimson Tide past the Terrapins in Birmingham, Ala.