Simona Halep of Romania hits a return during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Iga Swiatek of Poland hits a return during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Simona Halep of Romania hits a return during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Simona Halep of Romania hits a return during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Iga Swiatek of Poland greets Simona Halep of Romania during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Simona Halep of Romania reacts during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Simona Halep of Romania hits a return during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Iga Swiatek of Poland serves during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Iga Swiatek of Poland hits a return during the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)

Iga Swiatek of Poland greets the audience after the women's singles 4th round match between Simona Halep of Romania and Iga Swiatek of Poland in the French Open tennis tournament 2020 at Roland Garros in Paris, France, Oct. 4, 2020. (Photo by Aurelien Morissard/Xinhua)