Novak Djokovic hits a return the men’s singles third round match between Novak Djokovic of Serbia and Alexei Popyrin of Australia at Wimbledon tennis Championship in London, Britain on July 6, 2024. (Xinhua/Han Yan)

Novak Djokovic reacts during the men’s singles third round match between Novak Djokovic of Serbia and Alexei Popyrin of Australia at Wimbledon tennis Championship in London, Britain on July 6, 2024. (Xinhua/Han Yan)

Alexei Popyrin hits a return during the men’s singles third round match between Novak Djokovic of Serbia and Alexei Popyrin of Australia at Wimbledon tennis Championship in London, Britain on July 6, 2024. (Xinhua/Han Yan)

Alexei Popyrin reacts during the men’s singles third round match between Novak Djokovic of Serbia and Alexei Popyrin of Australia at Wimbledon tennis Championship in London, Britain on July 6, 2024. (Xinhua/Han Yan)

Alexei Popyrin leaves the court after the men’s singles third round match between Novak Djokovic of Serbia and Alexei Popyrin of Australia at Wimbledon tennis Championship in London, Britain on July 6, 2024. (Xinhua/Han Yan)

Novak Djokovic celebrates after the men’s singles third round match between Novak Djokovic of Serbia and Alexei Popyrin of Australia at Wimbledon tennis Championship in London, Britain on July 6, 2024. (Xinhua/Han Yan)

Novak Djokovic celebrates after the men’s singles third round match between Novak Djokovic of Serbia and Alexei Popyrin of Australia at Wimbledon tennis Championship in London, Britain on July 6, 2024. (Xinhua/Han Yan)