TennisUgo Carabelli past Simakin 2-1 in Shanghai despite 47% first serves
Down a set and landing under half his first serves, Ugo Carabelli flipped the match with 22 and 24 service points won in sets two and three.
Elise Mertens swept Coco Gauff aside 6-3, 6-3 while Swiatek, Svitolina and Zheng advanced — and Machac survived a Shanghai scare.

Coco Gauff's Beijing run is over. Elise Mertens delivered a controlled 6-3, 6-3 win in the Round of 16, winning the return battle and converting four breaks to close out both sets cleanly against the American.
Iga Swiatek was even more ruthless, beating Iva Jović 6-1, 6-3 behind a returning masterclass. Elina Svitolina reached the quarters with a 6-2, 6-3 win over Ann Li, holding firm in the pressure moments, while Qinwen Zheng needed three sets to edge Alina Charaeva 6-1, 2-6, 6-4, leaning on seven aces and a decisive third-set return game.
Over in Shanghai, Tomas Machac survived an early scare against Zhizhen Zhang. A set down, the Czech flipped the contest in a second-set tiebreak, taking it 7-3, then pulled away 6-2 on the strength of his returning.
TennisDown a set and landing under half his first serves, Ugo Carabelli flipped the match with 22 and 24 service points won in sets two and three.
TennisA semifinal clash in Beijing where Nikola Bartunkova's three-match surge meets an opponent with no recent form on record.
TennisZhang took the opener 6-1; Machač took the tiebreak, the third set and the match — by five points overall.