NFL announces new overtime rule change KC Chiefs proposed
NFL overtime playoff rules were changed. Here's how they work now.
NFL changes overtime playoff rules in wake of Chiefs-Bills thriller, NFL
Bills Notebook: NFL's overtime rules fall under the spotlight after classic playoff game
Regular Season Game 10 - Chiefs at Titans (11-10-19) by Kansas City Chiefs - Issuu
NFL game management cheat sheet: Guide to fourth downs and 2-point conversions - ESPN
Opinion: The NFL Does Not Need To Change Playoff Overtime Rules
Three best ways to fix NFL overtime after Chiefs' wild playoff win over Bills brings OT rules under scrutiny
Patrick Mahomes Says NFL Overtime Rule 'Kind of Stinks'