Jalen Wilson had 20 points, Kevin McCullar Jr. added 16 points and 13 rebounds, and No. 8 Kansas avenged a loss to Kansas State just a couple of weeks ago with a 90-78 victory over the seventh-ranked Wildcats.
KJ Adams scored the go-ahead basket with 5.8 seconds left, Kansas stopped Oklahoma State twice at the other end, and the No. 4 Jayhawks finished a comeback from 15 down to beat the Cowboys 69-67 in the Big 12 opener for both teams.
Duke coach Mike Krzyzewski has moved within one win of his record-setting 13th trip to the Final Four in his final season on the bench.
Kevin Obanor had 17 points with five 3-pointers and 14th-ranked Texas Tech beat No. 23 Texas 77-64 in Chris Beard’s return.
No. 19 Texas Tech has now beaten consecutive top-10 opponents in the Big 12.
The nation's longest winning streak is over after No. 19 Texas Tech won 65-62 at top-ranked Baylor.