C1 North Carolina State took risks in beating Iowa.
They won three of their first four games in September beating Tulsa, Western Illinois, and Iowa.
In the first round the Bears beat 9-seed Iowa, 84-74.
The Boilermakers, who had beaten Iowa five straight times and seven of eight, were led by Chad Austin's 17 points.
Wichita State are the defending champions, beating Iowa in the 2012 final 75-63.
Miami, which had beaten Iowa the previous season, lost the game, 21-3, the first time in 10 years the team had not scored a touchdown.
The Colonials lost, 28-6, but that same year they beat Iowa, 21-6, and tied Oklahoma, 7-7.
November 21, beat Iowa in South Bend, 28-0.
Starting 0-1, Pitt soon defeated Buffalo and then beat Iowa with a 21-20 victory.
Taylor scores 28 as No. 10 Kansas beats Iowa .