Photos: Iowa men's basketball beat No. 21 Wisconsin

Mar 2, 2017; Madison, WI, USA; Iowa Hawkeyes guard Peter Jok (14) attempts to keep the ball away from Wisconsin Badgers guard Zak Showalter (left) at the Kohl Center. Iowa defeated Wisconsin 69-67. Mary Langenfeld/USA TODAY Sports

Wisconsin's Zak Showalter (3) knocks the ball loose from during Iowa's Tyler Cook, center, during the first half of an NCAA college basketball game Thursday, March 2, 2017, in Madison, Wis. At right is Wisconsin's Ethan Happ (22). Andy Manis/AP

Iowa celebrates s 59-57 win over Wisconsin in an NCAA college basketball game Thursday, March 2, 2017, in Madison, Wis. Andy Manis/AP

Mar 2, 2017; Madison, WI, USA; Iowa Hawkeyes guard Jordan Bohannon (3) looks to pass during the game with the Wisconsin Badgers at the Kohl Center. Mary Langenfeld/USA TODAY Sports

Mar 2, 2017; Madison, WI, USA; Wisconsin Badgers guard Zak Showalter (3) attempts to pass as Iowa Hawkeyes forward Tyler Cook (top) and guard Jordan Bohannon (3) defend at the Kohl Center. Mary Langenfeld/USA TODAY Sports

Iowa's Christian Williams (10) prepares to shoot against Wisconsin's Bronson Koenig (24) and Ethan Happ (22) during the first half of an NCAA college basketball game Thursday, March 2, 2017, in Madison, Wis. Andy Manis/AP

Iowa's Cordell Pemsl (35) and Tyler Cook (5) celebrate the team's 59-57 win over Wisconsin in an NCAA college basketball game Thursday, March 2, 2017, in Madison, Wis. Andy Manis/AP

Iowa's Jordan Bohannon (3) makes the game-winning basket against Wisconsin's Nigel Hayes (10) during the second half of an NCAA college basketball game Thursday, March 2, 2017, in Madison, Wis. Iowa beat Wisconsin 59-57. Andy Manis/AP