Baltimore Ravens beat Pittsburgh Steelers, 23–20

The Ravens closed as 3.5-point underdogs and won outright. The betting market gave them a 35% chance.

It was the 5th-biggest of 5 NFL upsets in 2011 Week 9, and the 40th-biggest of the 2011 season. It was Baltimore Ravens's only upset win of 2011.

Other NFL upsets in 2011 Week 9

1. New York Giants 24, New England Patriots 20

   9.5-point underdog18% to winRecap
   Upset size9.5
2. Chicago Bears 30, Philadelphia Eagles 24

   9-point underdog24% to winRecap
   Upset size9
3. Denver Broncos 38, Oakland Raiders 24

   7-point underdog25% to winRecap
   Upset size7
4. Miami Dolphins 31, Kansas City Chiefs 3

   5-point underdog32% to winRecap
   Upset size5

More: Baltimore Ravens upsets · Pittsburgh Steelers upsets · all Week 9 upsets · how upset size works