Total QBR: Manning holds onto top spot

A look at the AFC West Total QBR leaders through Week 14:

1. Peyton Manning, Denver

Total QBR: 82.4

NFL rank: 1

Comment: Manning and rival Tom Brady are in a close MVP race.

2. Carson Palmer, Oakland

Total QBR: 44.1

NFL rank: 27

Comment: Palmer isn't doing much to help Oakland win these days.

3. Philip Rivers, San Diego

Total QBR: 40.1

NFL rank: 30

Comment: Rivers slipped a spot, despite leading a win at Pittsburgh.

4. Matt Cassel, Kansas City

Total QBR: 36.5

NFL rank: 32

Comment: Brady Quinn hasn’t played enough to qualify on the list yet. But he didn’t help his cause Sunday.