How Kansas City and the Rams Advanced in the NFL Playoffs - The New York Times
NFL Power Rankings Week 12: Head coach progress reports for all 32 teams - The Athletic
NFL playoffs: 49ers rally to stun Packers in divisional round - Los Angeles Times
Theoretically, what is the worst record for a number 1 seed in the NFL playoffs? 8–8? - Quora
NFL playoff picture: Projecting the seeds & matchups for AFC, NFC brackets in Week 16
Week 17 N.F.L. Matchups - The New York Times
NFL Divisional Round: Biggest winners and losers from Saturday's stunning playoff doubleheader
National Football League - Wikipedia
NFL playoff bracket 2021: Wild-card playoff matchups, schedule for AFC, NFC
Regular Season Game 15 - Chiefs vs. Seahawks (12-24-22) by Kansas City Chiefs - Issuu
NFL: 25 Most Disappointing 1 Seeds In NFL Playoff History - Page 12
The Updated History of Bad NFL Division Champs Winning in the Wild-Card Round - The Ringer