Koch , previously quiet in the postseason , scored nine quick points .
Northern Iowa held the Spartans to 7 - of - 22 shooting , going into halftime with a 29 - 22 lead on Ahelegbe 's buzzer - beating jumper .
Koch , previously quiet in the postseason , scored nine quick points and Northern Iowa held the Spartans to 7 - of - 22 shooting , going into halftime with a 29 - 22 lead on Ahelegbe 's buzzer - beating jumper .