NCAA Sweet Sixteen: Biggest X-Factor For Every Team

We’re down to 16 teams left in the NCAA tournament and the competition is only getting tougher. Through one week, we’ve seen stars shine and unsung heroes make a name for themselves. With just two wins left to make it to the Final Four, the margin of error is smaller than ever. For each team, the difference between a national title and an early exit is razor-thin. Here are 16 players who could make all the difference for their team down the stretch.