Chiefs-Bills playoff game controversial OT rules
NFL changes overtime playoff rules in wake of Chiefs-Bills thriller, NFL
NFL approves overtime rule change for postseason
NFL won't change overtime rules despite Chiefs' push for both teams to get possession
Chiefs-Bills playoff game controversial OT rules
NFL Passes New Playoff Overtime Rule, Guarantees Each Team A Possession - Steelers Depot
Chiefs proposed NFL playoffs OT rules changes before beating Bills
OT: The NFL's overtime rule needs to change
NFL fans agree Bills vs Chiefs was the best Divisional Round game but are split on overtime rules - Stampede Blue
NFL overtime rules under scrutiny after Chiefs knock out Bills in wild playoff game
NFL approves postseason overtime rule change, guaranteeing possessions for both teams - Field Gulls
Explained: NFL's new overtime rule for the playoffs - Los Angeles Times