KANSAS CITY, Mo. (AP) _ Jennifer Jackson scored 20 points to lead Kansas to a 70-65 upset of No. 22 Iowa State in the semifinals of the Big 12 Conference tournament Thursday.

The Jayhawks advanced to Saturday's championship game against No. 6 Texas Tech.

Iowa State (24-7) led 28-25 at halftime, but Jackson scored the first eight points of the second half for Kansas (21-7) and the Jayhawks never trailed again.

Iowa State got to 51-49 when Stacy Frese hit a 3-pointer from the top of the key. But Lynn Pride scored five points to key a 14-6 Kansas run as the Jayhawks kept control.

Frese led the Cyclones with 20 points, including five 3-pointers, Jayme Olson had 19 points and Janel Grimm 15.

Pride scored 15 points and grabbed eight rebounds for the Jayhawks, and Suzi Raymant had 12 points and seven assists. Nakia Sanford also had 12 points.