PARIS, June 5 (Xinhua) -- Seven-time champion Rafael Nadal of Spain and Novak Djokovic of Serbia will fight for a semifinal berth at the French Open after they defeated Stanislas Wawrinka and Tommy Haas respectively here on Wednesday.

Nadal, the third seed, crushed Wawrinka of Switzerland 6-2, 6-3, 6-1 while Djokovic beat Hass 6-3, 7-6 (7-5), 7-5.