Pittsburgh upsets No. 16 South Florida, 44–17

It was unranked Pittsburgh taking down the No. 16 team in the AP poll.

It was the 3rd-biggest of 6 upsets in 2011 Week 5, and the 26th-biggest of the 2011 season. It was Pittsburgh's only upset win of 2011.

Other upsets in 2011 Week 5

1. Auburn 16, No. 10 South Carolina 13

   Unranked beat No. 10Recap
   Upset size8
2. Kansas State 36, No. 15 Baylor 35

   Unranked beat No. 15Recap
   Upset size5.5
3. SMU 40, No. 20 TCU 33

   Unranked beat No. 20Recap
   Upset size3
4. No. 18 Arkansas 42, No. 14 Texas A&M 38

   No. 18 beat No. 14Recap
   Upset size2
5. No. 13 Clemson 23, No. 11 Virginia Tech 3

   No. 13 beat No. 11Recap
   Upset size1

More: Pittsburgh upsets · South Florida upsets · all Week 5 upsets · the 2011 season · how upset size works