![SYDNEY, AUSTRALIA - JANUARY 09: Konstantin Kravchuk of Russia plays a forehand during day seven of the quarter-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January SYDNEY, AUSTRALIA - JANUARY 09: Konstantin Kravchuk of Russia plays a forehand during day seven of the quarter-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January](https://c8.alamy.com/comp/2H8T34F/sydney-australia-january-09-konstantin-kravchuk-of-russia-plays-a-forehand-during-day-seven-of-the-quarter-final-singles-match-at-the-2020-atp-cup-tennis-at-ken-rosewall-arena-on-january-09-2020-in-sydney-australia-2H8T34F.jpg)
SYDNEY, AUSTRALIA - JANUARY 09: Konstantin Kravchuk of Russia plays a forehand during day seven of the quarter-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January
![Croatia's Marin Cilic plays a shot against Russia's Konstantin Kravchuk during their second round match of the French Open tennis tournament at the Roland Garros stadium, in Paris, France. Thursday, June 1, Croatia's Marin Cilic plays a shot against Russia's Konstantin Kravchuk during their second round match of the French Open tennis tournament at the Roland Garros stadium, in Paris, France. Thursday, June 1,](https://c8.alamy.com/comp/2MTJGH3/croatias-marin-cilic-plays-a-shot-against-russias-konstantin-kravchuk-during-their-second-round-match-of-the-french-open-tennis-tournament-at-the-roland-garros-stadium-in-paris-france-thursday-june-1-2017-ap-photodavid-vincent-2MTJGH3.jpg)
Croatia's Marin Cilic plays a shot against Russia's Konstantin Kravchuk during their second round match of the French Open tennis tournament at the Roland Garros stadium, in Paris, France. Thursday, June 1,
![SYDNEY, AUSTRALIA - JANUARY 11: Konstantin Kravchuk of Russia plays a forehand during day nine of the semi-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January SYDNEY, AUSTRALIA - JANUARY 11: Konstantin Kravchuk of Russia plays a forehand during day nine of the semi-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January](https://c8.alamy.com/comp/2NRDR75/sydney-australia-january-11-konstantin-kravchuk-of-russia-plays-a-forehand-during-day-nine-of-the-semi-final-singles-match-at-the-2020-atp-cup-tennis-at-ken-rosewall-arena-on-january-11-2020-in-sydney-australia-photo-by-speed-mediaicon-sportswire-icon-sportswire-via-ap-images-2NRDR75.jpg)
SYDNEY, AUSTRALIA - JANUARY 11: Konstantin Kravchuk of Russia plays a forehand during day nine of the semi-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January
![SYDNEY, AUSTRALIA - JANUARY 11: Konstantin Kravchuk of Russia serves during day nine of the semi-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January 11, 2020 SYDNEY, AUSTRALIA - JANUARY 11: Konstantin Kravchuk of Russia serves during day nine of the semi-final singles match at the 2020 ATP Cup Tennis at Ken Rosewall Arena on January 11, 2020](https://c8.alamy.com/comp/2NRDR49/sydney-australia-january-11-konstantin-kravchuk-of-russia-serves-during-day-nine-of-the-semi-final-singles-match-at-the-2020-atp-cup-tennis-at-ken-rosewall-arena-on-january-11-2020-in-sydney-australia-photo-by-speed-mediaicon-sportswire-icon-sportswire-via-ap-images-2NRDR49.jpg)