NORMAN, Okla. -- For the second time this season, the new team Lon Kruger is trying to rebuild got beat by the team he once rebuilt.
Angel Rodriguez hit two free throws in the final five seconds and Kansas State beat Kruger's Oklahoma Sooners 52-50 on Saturday.
Sam Grooms missed a three-pointer at the buzzer for Oklahoma (14-6, 5-3 Big 12). Kruger, who played (1971-74) and coached (1986-90) at Kansas State, lost to the Wildcats for the second time this season. Kansas State won 69-60 on Jan. 19.
The No. 18 Wildcats(17-4, 6-2) led 44-36 after Rodney McGruder's two free throws with 5:25 to play, but Romero Osby and Grooms led the Sooners back. Each scored five points in the final minutes, with Grooms' layup tying the game at 50-50 with 13 seconds left.
Rodriguez was fouled by Amath M'Baye with five seconds left and sank the winning foul shots.
The Wildcats made just 37.5 percent (21-of-56) of their field goals, and the Sooners hit just 38.8 percent (21-of-49).
Will Spradling led Kansas State with 12 points. Senior forward Romero Osby scored 13 to lead Oklahoma.
The Wildcats held the Sooners scoreless for almost 11 minutes between the first and second halves.
The Wildcats also had a dry period during the same time, with six straight empty possessions, but they ended it with 1:41 left in the first half with a basket from Omari Lawrence, then added a layup about 30 seconds later from Rodriguez.
Kansas State's Martavious Irving drained a wide-open three and led the Wildcats with a team-high eight points into halftime, 28-23.
The Wildcats scored the first basket of the game with a dunk from Jordan Henriquez. From there, the Wildcats went 12 of 28 on field goals and 4 of 10 from three-point range, including two threes from Irving.
The Sooners were led by M'Baye, who scored seven points on 3-of-6 shooting.