The AP Top 25 went 23-0 against unranked teams to open the season, leaving the football rankings mostly unchanged with No. 1 Clemson and No. 2 Alabama at the top.
Iowa stayed in the #20 position with Iowa State and Nebraska each seeing a little adjustment.
The Cyclones, after surviving a three overtime game with Northern Iowa, slipped from #21 into a tie for #25 with the Huskers who had been #24.
