Oklahoma State guard Reger Dowell, left, recovers a loose ball from Texas guard Dogus Balbay. UT beat OSU, 73-55, Wednesday, Feb. 16, 2011 in Austin, Texas.

No. 3 Texas 73, Oklahoma State 55

Austin, Texas — Gary Johnson had 17 points and 10 rebounds, and Texas beat Oklahoma State on Wednesday night to tighten its grip on first place in the Big 12.

The Longhorns (23-3, 11-0) have a two-game lead over No. 1 Kansas with five games left in the regular season.

No. 21 Texas A&M 71, Iowa State 66

College Station, Texas — Nathan Walkup scored 19 points, and Texas A&M held off Iowa State.

Nebraska 59, Oklahoma 58

Norman, Okla. — Jorge Brian Diaz scored a season-high 17 points night as Nebraska defeated Oklahoma for its first Big 12 road victory in nearly two years.

Oklahoma guard Cade Davis’ potential game-tying three-pointer with 3.7 seconds left was ruled a two-pointer after time had expired.