Chicago Bears stun Indianapolis Colts, 29–13

The Bears closed as 10-point underdogs and won outright.

It was the biggest of 2 NFL upsets in 2008 Week 1, and the 5th-biggest of the 2008 season. It was Chicago Bears's only upset win of 2008.

Other NFL upsets in 2008 Week 1

1. Carolina Panthers 26, San Diego Chargers 24

   9.5-point underdogRecap
   Upset size9.5

More: Chicago Bears upsets · Indianapolis Colts upsets · all Week 1 upsets · how upset size works