Iowa head coach Fran McCaffery directs his team during the first half of an NCAA college basketball game against Michigan in the quarterfinals of the Big Ten Conference tournament, Friday, March 15, 2019, in Chicago. (AP Photo/Kiichiro Sato)

Iowa's Luka Garza (55) drives against Michigan's Ignas Brazdeikis during the first half of an NCAA college basketball game in the quarterfinals of the Big Ten Conference tournament, Friday, March 15, 2019, in Chicago. (AP Photo/Nam Y. Huh)

Michigan head coach John Beilein, right, talks to Jordan Poole during the first half of an NCAA college basketball game against Iowa in the quarterfinals of the Big Ten Conference tournament, Friday, March 15, 2019, in Chicago. (AP Photo/Nam Y. Huh)

Michigan's Charles Matthews, front, celebrates with Zavier Simpson after scoring a 3-point basket during the first half of an NCAA college basketball game against the Iowa in the quarterfinals of the Big Ten Conference tournament, Friday, March 15, 2019, in Chicago. (AP Photo/Nam Y. Huh)