What could Alabama football's path to the College Football Playoff and SEC Championship look like after Saturday's loss to Vanderbilt?

Few sports produce volatility and unpredictability as well as college football. There's the potential for chaos every week and even big favorites are vulnerable to devastating upsets. Inevitably, there is always at least one matchup every Saturday that leaves you double-checking to make sure your CBS Sports app isn't malfunctioning.

As the perfect teams dwindle, we rank the 12 that remain and look at the players who have helped keep them there.