Nishikori into Paris Masters 3rd round

Nishikori into Paris Masters 3rd round

PARIS, France - U.S. Open finalist Kei Nishikori of Japan stretches for a return against Tommy Robredo of Spain during his opening match at the Paris Masters on Oct. 29, 2014, in Paris. Nishikori won 6-7 (6), 6-2, 6-3 to advance to the third round.

Nishikori into Paris Masters 3rd round

Nishikori into Paris Masters 3rd round

PARIS, France - U.S. Open finalist Kei Nishikori of Japan returns a shot against Tommy Robredo of Spain during his opening match at the Paris Masters on Oct. 29, 2014, in Paris. Nishikori won 6-7 (6), 6-2, 6-3 to advance to the third round.

U.S. Open tennis

U.S. Open tennis

NEW YORK, United States - Tommy Robredo of Spain reacts after beating Roger Federer of Switzerland 7-6(3), 6-3, 6-4 in a men's singles fourth-round match at the U.S. Open tennis tournament in New York on Sept. 2, 2013.

U.S. Open tennis

U.S. Open tennis

NEW YORK, United States - Tommy Robredo of Spain plays against Roger Federer of Switzerland in a men's singles fourth-round match at the U.S. Open tennis tournament in New York on Sept. 2, 2013. Robredo won 7-6(3), 6-3, 6-4.

U.S. Open tennis

U.S. Open tennis

NEW YORK, United States - Roger Federer of Switzerland (R) greets Tommy Robredo of Spain after a men's singles fourth round match at the U.S. Open tennis tournament in New York on Sept. 2, 2013. Robredo won 7-6(3), 6-3, 6-4.

U.S. Open tennis

U.S. Open tennis

NEW YORK, United States - Roger Federer of Switzerland leaves the court after being defeated by Tommy Robredo of Spain in a men's singles fourth round match at the U.S. Open tennis tournament in New York on Sept. 2, 2013. Robredo won 7-6(3), 6-3, 6-4.

U.S. Open tennis

U.S. Open tennis

NEW YORK, United States - Roger Federer of Switzerland plays against Tommy Robredo of Spain in a men's singles fourth round match at the U.S. Open tennis tournament in New York on Sept. 2, 2013. Robredo won 7-6(3), 6-3, 6-4.

Wimbledon tennis 3rd round

Wimbledon tennis 3rd round

LONDON, United Kingdom - Andy Murray of Britain reacts after beating Tommy Robredo of Spain in a third-round men's singles match at the Wimbledon Championships at the All England Club in Wimbledon, southwest London, on June 28, 2013. Murray won 6-2, 6-4, 7-5.

Wimbledon tennis 3rd round

Wimbledon tennis 3rd round

LONDON, United Kingdom - Andy Murray of Britain returns a shot during a third-round men's singles match against Tommy Robredo of Spain at the Wimbledon Championships at the All England Club in Wimbledon, southwest London, on June 28, 2013. Murray won 6-2, 6-4, 7-5.