Ohio State guard Micah Parrish (8) drives on Iowa guard Brock Harding (2) during the second half of an NCAA college basketball game in the first round of the Big Ten Conference tournament in Indianapolis, Wednesday, March 12, 2025. (AP Photo/Michael Conroy)

INDIANAPOLIS (AP) — Brock Harding scored 15 points that included a clutch 3-pointer to help 15th-seeded Iowa pull away from No. 10 seed Ohio State for a 77-70 victory on Wednesday night in a Big Ten Tournament opener.

Bruce Thornton converted a three-point play and then added a pullup jumper following a Harding turnover to cut the Ohio State deficit to 72-70 with 45 seconds left. Harding answered with a 3-pointer, Thornton missed a 3 on the other end and Payton Sandfort added two free throws to seal it for the Hawkeyes.

Iowa (17-15) will move on to face fifth-seeded Wisconsin (23-8) in the second round on Thursday.

Payton Sandfort finished with 17 points for the Hawkeyes, who shot 55% (29 of 53). Josh Dix added 16 points and Pryce Sandfort had 10. Harding shot 5 of 6 from the floor and made three 3-pointers.

Thornton scored 24 points and had nine assists to lead Ohio State (17-15). Devin Royal chipped in with 17 points and Micah Parrish had 16.

There were 13 lead changes and the score was tied 10 times. Iowa shot 10 of 24 from 3-point range while Ohio State was 5 of 22 from distance.

The teams were tied at 37 at the break then Iowa opened the second half on a 17-9 run for its largest lead at 54-46, with about 14 minutes remaining. The Hawkeyes took the lead for good, 62-61, with 7:11 to play.