Army edges Liberty, 31–16

Army closed as a 3.5-point underdog and won outright.

It was the 11th-biggest of 14 upsets in 2021 Week 13, and the 163rd-biggest of the 2021 season. It was Army's only upset win of 2021.

Other upsets in 2021 Week 13

1. North Texas 45, No. 15 UTSA 23

   8.5-point underdogUnranked beat No. 15Recap
   Upset size14
2. Hawai'i 38, Wyoming 14

   13-point underdogRecap
   Upset size13
3. LSU 27, No. 14 Texas A&M 24

   6.5-point underdogUnranked beat No. 14Recap
   Upset size12.5
4. Minnesota 23, No. 18 Wisconsin 13

   7-point underdogUnranked beat No. 18Recap
   Upset size11
5. No. 6 Michigan 42, No. 2 Ohio State 27

   6.5-point underdogNo. 6 beat No. 2Recap
   Upset size8.5

More: Army upsets · Liberty upsets · all Week 13 upsets · the 2021 season · how upset size works