St. Louis Rams beat Seattle Seahawks, 34–31

The Rams closed as 3.5-point underdogs and won outright in overtime. The betting market gave them a 38% chance.

All 2015 NFL Week 1 upsets, biggest first

An NFL upset is an underdog getting 3.5 or more points on the closing line winning outright. Upset size is the points it overcame. How it’s scored

1. St. Louis Rams 34, Seattle Seahawks 31

   3.5-point underdog38% to winOTRecap
   Upset size3.5
2. Atlanta Falcons 26, Philadelphia Eagles 24

   3.5-point underdog38% to winRecap
   Upset size3.5