Clay court matches vs Nadal have left me scarred: Federer
Seventeen-time Grand Slam winner Roger Federer revealed the toughest opponent he has ever faced is Rafael Nadal. Federer added, "I've played way too many clay court matches against him - that... scarred me. He's beaten me in the final time and time again." Notably, Federer and Nadal have played 15 of their 34 matches on clay with Nadal winning 13. 