Was Chiefs-Bills the greatest NFL playoff game ever? It's complicated.
NFL changes playoff overtime rule after Bills-Chiefs barrage
NFL's overtime rule ruined Bills-Chiefs masterpiece and must change
Overtime Changes Coming to NFL Playoff Games - Sports Illustrated
NFL modifies rules to guarantee each team gets possession in
NFL overtime rules do not need fixing after Bills-Chiefs thriller
Bills rally to beat Chiefs 24-20 in playoff rematch
How the Kansas City Chiefs and Buffalo Bills scored 25 points in 2
Five playoff Buffalo Bills to watch at the Kansas City Chiefs - Buffalo
The NFL's Overtime Rule Is Under Attack After a Coin Flip Decided
Game of the year!!!' Social media reacts to Buffalo Bills-Kansas