History of how NFL playoffs have expanded
2018 NFL playoffs preview - Schedule, bracket, team strengths and weaknesses, matchup possibilities - ESPN
NFL playoff picture after Week 16: Chargers, Justin Herbert clinch postseason berth - The Athletic
NFL playoffs Panic Index 2018: Can Saints beat Panthers for 3rd time?
NFL Playoff Schedule Bracket 2014: Conference Championship Games - The Falcoholic
NFL Playoff Bracket, 2018: Four Division Winners Battle for Two Conference Championship Game Spots on Sunday - Gang Green Nation
How to Watch the Los Angeles Chargers vs. Jacksonville Jaguars - NFL Wild Card Playoffs
NFL playoff bracket, schedule update: 2018 Super Bowl teams set after Eagles defeat Vikings
Panthers vs. Saints: Score, results, highlights from wild-card playoff game in New Orleans
2018 NFL Playoff Bracket: Two Sunday Games Close Out Wild Card Weekend - Gang Green Nation
NFL playoff schedule 2018: Bracket, TV channels & how to live stream online
NFL playoffs 2018: Bracket and schedule update after Panthers vs. Saints