NFL changed rules on Bengals just hours before their last AFC Championship game appearance in January 1989
The Game Manager: Gaffes, errors, and blunders from a wild Conference Championship Sunday - Niners Nation
Chiefs News: The Montana Bowl - Arrowhead Pride
Chargers did football fans a favor by passing on Patrick Mahomes - The San Diego Union-Tribune
AFC championship game: Tennessee Titans 24-35 Kansas City Chiefs – as it happened, NFL
Here's Why Chiefs Got Bizarre Third-Down Do-Over Vs. Bengals
Last-second roughing call sets up Chiefs to win AFC title, deny Bengals repeat - The Boston Globe
What in the world happened to Patrick Mahomes after halftime? Examining Chiefs QB's play in AFC title game : r/nfl
Instant replay mistake in AFC Championship Game confirmed – Football Zebras