Iowa State stuns No. 2 Oklahoma State, 37–31

It was unranked Iowa State taking down the No. 2 team in the AP poll.

It was the biggest of 7 upsets in 2011 Week 12, and the biggest of the 2011 season. Iowa State pulled off 1 other upset in 2011.

Other upsets in 2011 Week 12

1. No. 25 Baylor 45, No. 5 Oklahoma 38

   No. 25 beat No. 5Recap
   Upset size10
2. NC State 37, No. 7 Clemson 13

   Unranked beat No. 7Recap
   Upset size9.5
3. No. 18 USC 38, No. 4 Oregon 35

   No. 18 beat No. 4Recap
   Upset size7
4. UAB 34, No. 22 Southern Miss 31

   Unranked beat No. 22Recap
   Upset size2
5. Virginia 14, No. 23 Florida State 13

   Unranked beat No. 23Recap
   Upset size1.5

Iowa State’s other 2011 upsets

1. Iowa State 41, No. 19 Texas Tech 7

   Week 9Unranked beat No. 19Recap
   Upset size3.5

More: Iowa State upsets · Oklahoma State upsets · all Week 12 upsets · the 2011 season · how upset size works