Kentucky's Andrew Harrison (5) shoots over Louisville's Mangok Mathiang during their NCAA Midwest Regional semifinal basketball tournament game Friday, March 28, 2014, in Indianapolis.

INDIANAPOLIS - Aaron Harrison made a 3-pointer with 39 seconds left to give Kentucky the go-ahead points Friday night in a 74-69 victory in the Midwest Regional over in-state rival Louisville.

Harrison, Julius Randle and Dakari Johnson, all finished with 15 points for the eighth-seeded Wildcats (27-10), who will play Michigan in Sunday's regional final.

Fourth-seeded Louisville (31-6) got 23 points from senior Russ Smith, who missed a late 3 with a chance to tie.

The Wildcats, who start five freshmen, led for a grand total of 65 seconds and took the lead for the last time when Randle found Harrison in the corner and Harrison spotted up and swished the shot for a 70-68 lead.