Madrid Open: Nadal out, Djokovic,Federer enter next round Rafael Nadal of Spain eyes the ball during the men's singles third round mat...

Madrid Open: Nadal out, Djokovic,Federer enter next round

Rafael Nadal of Spain eyes the ball during the men's singles third round match against his compatriot Fernando Verdasco at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012. Nadal lost 1-2. (Xinhua/Xie Haining)

Rafael Nadal of Spain returns the ball to his compatriot Fernando Verdasco during their men's singles third round match at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012. Nadal lost 1-2. (Xinhua/Xie Haining)

Novak Djokovic of Serbia returns the ball to Stanislas Wawrinka of Switzerland during their men's singles third round match at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012. Djokovic won 2-0. (Xinhua/Xie Haining)

Novak Djokovic of Serbia returns the ball to Stanislas Wawrinka of Switzerland during their men's singles third round match at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012. Djokovic won 2-0. (Xinhua/Xie Haining)

Novak Djokovic of Serbia celebrates after beating Stanislas Wawrinka of Switzerland at the end of their men's singles third round match at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012. Djokovic won 2-0. (Xinhua/Xie Haining)

Novak Djokovic of Serbia returns the ball to Stanislas Wawrinka of Switzerland during their men's singles third round match at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012. Djokovic won 2-0. (Xinhua/Xie Haining)

Roger Federer of Switzerland celebrates after beating Richard Gasquet of France at the end of their men's singles third round match at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012. Federer won 2-0. (Xinhua/Xie Haining)

Nadal lost 1-2 to his compatriot Fernando Verdasco during the men's singles third round match at the Madrid Open tennis tournament, in Madrid, Spain, on May 10, 2012.