No. 1 Arizona wary of upset-minded UCF in road clash

The past week's trend featured undefeated teams on the receiving end of a first setback, and top-ranked Arizona will try to remain unaffected and stay perfect on Saturday afternoon against UCF in Orlando, Fla.

On Tuesday, No. 2 Iowa State had its hopes of perfection dashed by Kansas. Following Saturday's loss by No. 4 Michigan and Wednesday's defeat of No. 10 Vanderbilt, only Arizona (17-0, 4-0 Big 12), No. 8 Nebraska and unranked Miami (Ohio) remain spotless.

With six undefeated squads being halved in less than a week...