Arizona Cardinals beat St. Louis Rams, 12–6

The Cardinals closed as 6-point underdogs and won outright. The betting market gave them a 30% chance.

It was the biggest of 3 NFL upsets in 2014 Week 15, and the 23rd-biggest of the 2014 season. It was Arizona Cardinals's only upset win of 2014.

Other NFL upsets in 2014 Week 15

1. Buffalo Bills 21, Green Bay Packers 13

   3.5-point underdog38% to winRecap
   Upset size3.5
2. Dallas Cowboys 38, Philadelphia Eagles 27

   3.5-point underdog40% to winRecap
   Upset size3.5

More: Arizona Cardinals upsets · St. Louis Rams upsets · all Week 15 upsets · how upset size works