PARIS, FRANCE - JUNE 01: Daria Kasatkina of Russia reacts during the ladies singles second round match against Marketa Vondrousova of the Czech Republic on day five of the 2017 French Open at Roland Garros on June 1, 2017 in Paris, France. (Photo by Julian Finney/Getty Images)
PARIS, FRANCE - JUNE 01: Daria Kasatkina of Russia reacts during the ladies singles second round match against Marketa Vondrousova of the Czech Republic on day five of the 2017 French Open at Roland Garros on June 1, 2017 in Paris, France. (Photo by Julian Finney/Getty Images)
PARIS, FRANCE - JUNE 01: Daria Kasatkina of Russia hits a backhand during the ladies singles second round match against Marketa Vondrousova of the Czech Republic on day five of the 2017 French Open at Roland Garros on June 1, 2017 in Paris, France. (Photo by Julian Finney/Getty Images)
PARIS, FRANCE - JUNE 01: Daria Kasatkina of Russia hits a backhand during the ladies singles second round match against Marketa Vondrousova of the Czech Republic on day five of the 2017 French Open at Roland Garros on June 1, 2017 in Paris, France. (Photo by Julian Finney/Getty Images)
PARIS, FRANCE - JUNE 01: Marketa Vondrousova of the Czech Republic hits a forehand during the ladies singles second round match against Daria Kasatkina of Russia on day five of the 2017 French Open at Roland Garros on June 1, 2017 in Paris, France. (Photo by Julian Finney/Getty Images)
