By Michael Shapiro The quarterback and Kansas City made a pair of crucial errors late in the fourth quarter of the AFC championship game. View the original article to see embedded media. Patrick Mahomes and the Chiefs appeared to be marching to another Super Bowl appearance on Sunday as they drove deep into Cincinnati territory in the final minute of regulation trailing 24–21. Kansas City had a 2nd-and-goal from the Cincinnati 4-yard line as the clock ticked under 40 seconds. But after a Chiefs timeout, disaster struck. Mahomes took back-to-back sacks on the next two plays, backing the Chiefs …