Iowa coach Fran McCaffery reacts to a call against his team during the first half of an NCAA college basketball game against Michigan State, Thursday, Jan. 24, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Michigan State guard Cassius Winston (5) drives past Iowa guard Isaiah Moss (4) during the first half of an NCAA college basketball game Thursday, Jan. 24, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Michigan State guard Cassius Winston, right, drives to the basket over Iowa's Luka Garza, left, and Jordan Bohannon (3) during the first half of an NCAA college basketball game Thursday, Jan. 24, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa forward Tyler Cook drives past Michigan State forward Xavier Tillman, left, during the second half of an NCAA college basketball game Thursday, Jan. 24, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)