BEIJING, CHINA - OCTOBER 02: Novak Djokovic of Serbia returns a shot against Yunchaokete Bu of China during the Men's Singles second round match on day three of China Open at the National Tennis Center on October 02, 2026 in Beijing, China. (Photo by Emmanuel Wong/Getty Images)

Serbia's Novak Djokovic hits a return to China's Bu Yunchaokete during their men's singles match at the China Open tennis tournament in Beijing on October 2, 2026. (Photo by Pedro PARDO / AFP via Getty Images)

Serbia's Novak Djokovic reacts during his men's singles match against China's Bu Yunchaokete at the China Open tennis tournament in Beijing on October 2, 2026. (Photo by Pedro PARDO / AFP via Getty Images)

Serbia's Novak Djokovic receives medical attention during his men's singles match against China's Bu Yunchaokete at the China Open tennis tournament in Beijing on October 2, 2026. (Photo by Pedro PARDO / AFP via Getty Images)

Serbia's Novak Djokovic receives medical attention during his men's singles match against China's Bu Yunchaokete at the China Open tennis tournament in Beijing on October 2, 2026. (Photo by Pedro PARDO / AFP via Getty Images)

Serbia's Novak Djokovic reacts during his men's singles match against China's Bu Yunchaokete at the China Open tennis tournament in Beijing on October 2, 2026. (Photo by Pedro PARDO / AFP via Getty Images)

Serbia's Novak Djokovic reacts during his men's singles match against China's Bu Yunchaokete at the China Open tennis tournament in Beijing on October 2, 2026. (Photo by Pedro PARDO / AFP via Getty Images)

Serbia's Novak Djokovic hits a return to China's Bu Yunchaokete during their men's singles match at the China Open tennis tournament in Beijing on October 2, 2026. (Photo by Pedro PARDO / AFP via Getty Images)