Poland's Hubert Hurkacz celebrates after winning his match against Serbia's Novak Djokovic during their men's singles match at the Shanghai Masters tennis tournament in Shanghai on October 9, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

Serbia's Novak Djokovic waves as he leaves the court after losing to Poland's Hubert Hurkacz in their men's singles match at the Shanghai Masters tennis tournament in Shanghai on October 9, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

BEIJING, CHINA - OCTOBER 09: Elise Mertens of Belgium reacts during the Women's Singles quarterfinal match against Iga Swiatek of Poland on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Lintao Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Elise Mertens of Belgium returns a shot against Iga Swiatek of Poland during the Women's Singles quarterfinal match on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

Belgium's Elise Mertens hits a return to Poland's Iga Swiatek during their women's singles quarter-final at the China Open tennis tournament in Beijing on October 9, 2026. (Photo by Pedro Pardo / AFP via Getty Images)

Belgium's Elise Mertens hits a return to Poland's Iga Swiatek during their women's singles quarter-final at the China Open tennis tournament in Beijing on October 9, 2026. (Photo by Pedro Pardo / AFP via Getty Images)

Belgium's Elise Mertens hits a return to Poland's Iga Swiatek during their women's singles quarter-final at the China Open tennis tournament in Beijing on October 9, 2026. (Photo by Pedro Pardo / AFP via Getty Images)

Poland's Iga Swiatek hits a return to Belgium's Elise Mertens during their women's singles quarter-final match at the China Open tennis tournament in Beijing on October 9, 2026. (Photo by Pedro Pardo / AFP via Getty Images)