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Spain's Rafael Nadal returns the ball during the quarterfinal match of the French Open tennis tournament against compatriot David Ferrer at the Roland Garros stadium, in Paris, France, Wednesday, June 4, 2014

Spain's Rafael Nadal returns the ball during the quarterfinal match of the French Open tennis tournament against compatriot David Ferrer at the Roland Garros stadium, in Paris, France, Wednesday, June 4, 2014. (AP Photo/Michel Spingler)

French Open - Day 11

Rainy conditions have delayed the start of quarter-final matches on day 11 of the French Open.