Chiefs kick off Week 18 playing for AFC's No. 1 seed - The San Diego Union- Tribune
AFC Playoff Picture: Kansas City Chiefs lose No. 1 seed in Week 17
Chiefs begin prep with Week 18 set to go on as scheduled
AFC playoff picture: Chiefs win means Bills can't clinch top seed this week - Buffalo Rumblings
2008 New England Patriots season - Wikipedia
AFC Playoff Picture: Where Kansas City Chiefs stand after Week 16
Kansas City Chiefs clinch No. 1 seed in AFC as Travis Kelce sets records - ESPN
Chiefs clinched AFC's No. 1 seed with win vs. Raiders in Week 18
Damien Williams - Wikipedia