Up 20-10, the 49ers were 12 minutes from Super Bowl glory. After intercepting Patrick Mahomes in San Francisco territory, all they needed to do was keep possession of the ball and keep Mahomes on the sideline....

The Chiefs began the week with a 4-1 record and one of the most explosive offenses in the league. Coming off a Sunday night loss against the Colts, 19-13, the Chiefs lost their second straight game to...