ΑΝΑΖΗΤΗΣΗ: ROLAND GARROS

Patrick McEnroe plays in an exhibition doubles match at the International Tennis Hall of Fame Championship in Newport, R.I., Sunday, July 19, 2015. (AP Photo/Michael Dwyer)
Spain's Fernando Verdasco serves to Germany's Alexander Zverev during their third round singles match at the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 25, 2020. (AP Photo/Andy Brownbill)
Stefanos Tsitsipas, of Greece, serves to Albert Ramos-Vinolas, of Spain, during the first round of the US Open tennis championships, Monday, Aug. 31, 2020, in New York. (AP Photo/Frank Franklin II)
FILE - In this June 9, 2019, file photo, Spain's Rafael Nadal celebrates his record 12th French Open tennis tournament title after winning the men's final against Austria's Dominic Thiem at Roland Garros stadium in Paris. If not for the coronavirus pandemic, the second week of the French Open this week would have had fourth-round matches, quarterfinals, semifinals and the final for men and women. Nadal could have been trying to add to his 12 trophies at Roland Garros. (AP Photo/Christophe Ena, File)
Η Μαρία Σάκκαρη
Stefanos Tsitsipas of Greece celebrates after he won the second set against Germany's Jan-Lennard Struff during a quarter final match of the Dubai Duty Free Tennis Championship in Dubai, United Arab Emirates, Thursday, Feb. 27, 2020. (AP Photo/Kamran Jebreili)
Roland Garros: Το prize money του Γαλλικού Όπεν
Μειώθηκαν στο μισό οι θεατές στο Roland Garros
Stefanos Tsitsipas, of Greece, reacts to a point during his match with John Isner during the third round at the Western & Southern Open tennis tournament Tuesday, Aug. 25, 2020, in New York. (AP Photo/Frank Franklin II)
Naomi Osaka, of Japan, reacts during the women's singles final against Victoria Azarenka, of Belarus, during the US Open tennis championships, Saturday, Sept. 12, 2020, in New York. (AP Photo/Frank Franklin II)
Serena Williams, of the United States, reacts during a match against Tsvetana Pironkova, of Bulgaria, during the quarterfinals of the US Open tennis championships, Wednesday, Sept. 9, 2020, in New York. (AP Photo/Seth Wenig)
Andy Murray, of Great Britian, serves to Alexander Zverev, of Germany, during the second round at the Western & Southern Open tennis tournament Monday, Aug. 24, 2020, in New York. (AP Photo/Frank Franklin II)
Victoria Azarenka, of Belarus, right, holds her winners trophy, as she celebrates winning the Western & Southern Open tennis tournament along with her opponent, Naomi Osaka, of Japan, left, during a trophy ceremony Saturday, Aug. 29, 2020, in New York. Azarenka won the tournament after her finals opponent, Naomi Osaka, of Japan, withdrew because of a hamstring injury. (AP Photo/Frank Franklin II)
A general view of the Philippe-Chatrier tennis court with its new retractable roof during a media tour at Roland Garros stadium in Paris, Wednesday, May 27, 2020. The French open will moving to September from the end of May because of the outbreak of the COVID-19 disease. (AP Photo/Michel Euler)
The construction work of the newly built roof of the Philippe Chatrier center court is pictured Wednesday Feb.5, 2020 at the Roland Garros stadium. The French Open venue becomes the last of the four Grand Slam venues to install a retractable roof on their main show court. ( Martin Bureau/Pool via AP)
Andy Murray, of Great Britain, reacts after winning a point against Yoshihito Nishioka, of Japan, during the first round of the US Open tennis championships, Tuesday, Sept. 1, 2020, in New York. (AP Photo/Seth Wenig)
O πανηγυρισμός του Τζόκοβιτς στο Wimbledon
Novak Djokovic, of Serbia, reacts to winning his match over Ricardas Berankis, of Lithuania, during the second round at the Western & Southern Open tennis tournament Monday, Aug. 24, 2020, in New York. (AP Photo/Frank Franklin II)
Switzerland's Stan Wawrinka hits a forehand to Bulgaria's Grigor Dimitrov in the quarterfinals of the Mexican Open tennis tournament in Acapulco, Mexico, Thursday, Feb. 27, 2020. (AP Photo/Rebecca Blackwell)
Novak Djokovic, of Serbia, pumps his fist as he looks back toward his coach after winning a point against Denis Kudla during the third round of the U.S. Open tennis tournament Friday, Aug. 30, 2019, in New York. (AP Photo/Charles Krupa)
Novak Djokovic of Serbia walks on the court after losing a point to Diego Schwartzman of Argentina during a semifinal match at the Italian Open tennis tournament, in Rome, Saturday, May 18, 2019. (AP Photo/Andrew Medichini)