Cleveland Browns tumble out as Kansas City Chiefs go through to AFC Championship

Kansas City Chiefs held off a second half Cleveland Browns fightback without star quarterback Patrick Mahomes to go through to the AFC Championship play-off game (Charlie Riedel/AP)

The Kansas City Chiefs held off a second-half Cleveland Browns fightback without star quarterback Patrick Mahomes to go through to the AFC Championship game.

Mahomes suffered a concussion in the third quarter, after struggling with a toe injury during the game, and the Chiefs had to finish with Chad Henne at quarterback.