Michigan State upsets No. 13 Iowa, 20–10

It was unranked Michigan State taking down the No. 13 team in the AP poll.

It was the 2nd-biggest of 4 upsets in 2003 Week 6, and the 21st-biggest of the 2003 season. It was Michigan State's only upset win of 2003.

Other upsets in 2003 Week 6

1. California 34, No. 3 USC 31

   Unranked beat No. 3Recap
   Upset size11.5
2. No. 21 Washington State 55, No. 10 Oregon 16

   No. 21 beat No. 10Recap
   Upset size5.5
3. Kansas 35, No. 23 Missouri 14

   Unranked beat No. 23Recap
   Upset size1.5

More: Michigan State upsets · Iowa upsets · all Week 6 upsets · the 2003 season · how upset size works