The Kansas City Chiefs are in their second successive AFC title game. They got there with a stunning comeback from a 24-0 hole. Patrick Mahomes threw for four touchdowns in the second quarter in the 51-31 victory. He had five altogether as the Chiefs scored TDs on a record seven straight possessions. Damien Williams ran for two scores. Kansas City will host Tennessee for the AFC championship and a trip to the Super Bowl. The Chiefs have not been there since winning the 1971 game. The Titans lost their only Super Bowl appearance in 2000.