![David Ferrer of Spain during his match against Rafael Nadal of Spain at the US Open tennis tournament in New York, Wednesday, Sept. 5, 2007. (AP Photo/Ed Betz Stock Photo - Alamy David Ferrer of Spain during his match against Rafael Nadal of Spain at the US Open tennis tournament in New York, Wednesday, Sept. 5, 2007. (AP Photo/Ed Betz Stock Photo - Alamy](https://c8.alamy.com/comp/2NG2YBA/david-ferrer-of-spain-during-his-match-against-rafael-nadal-of-spain-at-the-us-open-tennis-tournament-in-new-york-wednesday-sept-5-2007-ap-photoed-betz-2NG2YBA.jpg)
David Ferrer of Spain during his match against Rafael Nadal of Spain at the US Open tennis tournament in New York, Wednesday, Sept. 5, 2007. (AP Photo/Ed Betz Stock Photo - Alamy
![Spain's David Ferrer is about to return the ball to Argentina's Diego Hartfield during their second round match of the French Open tennis tournament at the Roland Garros stadium in Paris, Thursday Spain's David Ferrer is about to return the ball to Argentina's Diego Hartfield during their second round match of the French Open tennis tournament at the Roland Garros stadium in Paris, Thursday](https://c8.alamy.com/comp/2PBF2NT/spains-david-ferrer-is-about-to-return-the-ball-to-argentinas-diego-hartfield-during-their-second-round-match-of-the-french-open-tennis-tournament-at-the-roland-garros-stadium-in-paris-thursday-may-31-2007-ferrer-won-6-4-6-3-7-6-ap-photodavid-vincent-2PBF2NT.jpg)
Spain's David Ferrer is about to return the ball to Argentina's Diego Hartfield during their second round match of the French Open tennis tournament at the Roland Garros stadium in Paris, Thursday
![David Ferrer of Spain hits a backhand return to John Isner of the United Statesduring their fourth round match at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 25, 2016.(AP David Ferrer of Spain hits a backhand return to John Isner of the United Statesduring their fourth round match at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 25, 2016.(AP](https://c8.alamy.com/comp/2N0EHEX/david-ferrer-of-spain-hits-a-backhand-return-to-john-isner-of-the-united-statesduring-their-fourth-round-match-at-the-australian-open-tennis-championships-in-melbourne-australia-monday-jan-25-2016ap-photorick-rycroft-2N0EHEX.jpg)