Oakland Raiders stun Pittsburgh Steelers, 27–24

The Raiders closed as 14.5-point underdogs and won outright. The betting market gave them a 10% chance.

All 2009 NFL Week 13 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. Oakland Raiders 27, Pittsburgh Steelers 24

   14.5-point underdog10% to winRecap
   Upset size14.5
2. Miami Dolphins 22, New England Patriots 21

   4.5-point underdog30% to winRecap
   Upset size4.5
3. Arizona Cardinals 30, Minnesota Vikings 17

   3.5-point underdog38% to winRecap
   Upset size3.5