HOFFMAN ESTATES, Ill. (AP) Kelsey Mitchell scored 29 points for the second night in a row, Alexa Hart added 24 and Ohio State topped No. 14 Iowa 91-85 in overtime to advance to the Big Ten Conference tournament final on Sunday.
Ohio State (23-9) will face No. 4 Maryland (29-2), winners over No. 24 Northwestern in the other semifinal on Saturday.
In overtime, Whitney Jennings made a pair of free throws with 42 seconds left to draw Iowa to within one point. But on the next possession, Mitchell nailed a 3-pointer with 14 seconds left to make it a four-point game.
Jennings missed from the inside on the next trip down, and Mitchell made two free throws to seal it.
After a tightly-contested second half, Hart hit 1 of 2 free throws to put Ohio State up by two with 17 seconds to go, but Bethany Doolittle's layup with three seconds left forced overtime.
The teams were tied at the half at 37.
Melissa Dixon had 22 points and Doolittle finished with 21 for Iowa (24-7).