Help wanted: The least useful team-mates in F1 history

Finding the right #2 driver is as much art as science. Teams need someone talented enough to score podiums, and savvy enough to understand their role. Make a mistake, and your #1 driver can spend the season dragging dead weight, particularly in the fight for the constructor's title. Which brings us to Sergio Pérez (who just announced he'll be leaving Red Bull).
Red Bull Racing brought Pérez ...Keep reading