【動画】19歳ティエン ジョコビッチ以来の最年少記録で4強、勝利の瞬間！

30th win of the season 🚀

Learner Tien becomes the youngest American man to achieve the feat since Andy Roddick in 2002 after defeating Berrettini 5-7 6-2 6-3 💥 @MoselleOpen pic.twitter.com/jB12lR4kMV

— Tennis TV (@TennisTV) November 6, 2025