Jannik Sinner: World No 1 withdraws from US Open with knee injury and misses out on final Grand Slam of the season Sky SportsJannik Sinner withdraws from US Open due to knee injury ESPNJannik Sinner withdraws from U.S. Open with knee injury The New York TimesTop-ranked Jannik Sinner withdraws from U.S. Open with right knee injury NBC NewsUS Open 2026: Jannik Sinner withdraws from Flushing Meadows event with a knee injury BBC