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Bengals Beat Kansas City to Advance to the Super Bowl - The New York Times
Cleveland Browns 17-22 Kansas City Chiefs: Patrick Mahomes suffers concussion as Chiefs hold on to reach AFC Championship game, NFL News
How the Kansas City Chiefs beat the Cleveland Browns and reached the A.F.C. championship game. - The New York Times
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A.F.C. Championship Game: A.F.C. Championship: Kansas City Beats Cincinnati, 23-20, With Late Field Goal - The New York Times
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2021 NFL schedule: Chiefs host Browns in opener, set for five prime-time games Kansas City News - Bally Sports