Kansas City Chiefs upset New England Patriots, 42–27

The Chiefs closed as 8-point underdogs and won outright. The betting market gave them a 20% chance.

All 2017 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. Kansas City Chiefs 42, New England Patriots 27

   8-point underdog20% to winRecap
   Upset size8
2. Jacksonville Jaguars 29, Houston Texans 7

   5.5-point underdog32% to winRecap
   Upset size5.5