BEIJING (AP) \u2014 Jannik Sinner won the China Open by beating American teenager Learner Tien 6-2, 6-2 in Wednesday\u2019s final to continue his preparations for the Shanghai Masters.<\/p>\n
Sinner rebounded from his U.S. Open disappointment<\/a> by winning his third title of the season \u2014 his 21st overall \u2014 with a dominant performance against the 19-year-old Tien, who was playing in his first tour final.<\/p>\n \u201cWe will try to improve and push for more and let\u2019s see what the rest of the season looks like, but I am very happy,\u201d Sinner said.<\/p>\n Sinner next goes to Shanghai, where he\u2019ll be the favorite after Carlos Alcaraz withdrew because of an ankle injury sustained in the first round of the Japan Open, which he won Tuesday<\/a>.<\/p>\n Navarro ousts \u015awi\u0105tek<\/p>\n In the WTA 1000 tournament running concurrently, American Emma Navarro upset top-seeded Iga \u015awi\u0105tek with a 6-4, 4-6, 6-0 win in the fourth round.<\/p>\n It was the 24-year-old Navarro\u2019s fourth career win over a top-five opponent. \u015awi\u0105tek committed 70 unforced errors.<\/p>\n Fifth-seeded Jessica Pegula later defeated Marta Kostyuk of Ukraine 6-3, 6-7 (4), 6-1, making it the first time since the tournament started in 2004 that four Americans reached the final eight.<\/p>\n