Previously undefeated No. 1 Michigan was stunned by Wisconsin 91-88 on Jan. 10, resulting in No. 2 Arizona (16-0) taking over the top spot in the rankings.

After Iowa basketball (12-4, 2-3 Big Ten) had a tough week where it dropped consecutive close contests at Minnesota (10-6, 3-2 Big Ten), 70-67, and versus Illinois (13-3, 4-1 Big Ten), 75-69, the late...