Jannik Sinner hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner greets the spectators after the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner greets the spectators after the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Cameron Norrie hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Cameron Norrie hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner greets the spectators after the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)

Jannik Sinner hits a return during the men's singles round of 16 match between Jannik Sinner of Italy and Cameron Norrie of Britain at the 2026 Madrid Open tennis tournament in Madrid, Spain, on April 28, 2026. (Xinhua/Cheng Min)