Naomi Osaka said that she h just two hours' sleep before crushing title-holder Caroline Wozniacki to sweep into China Open final on Saturday. 21-year-old Japanese will play world number one Ashleigh Barty of Australia in Sunday's championship match in Beijing -- and will hope to have h a bit more rest. Australian Open champion said that she was so hyped up after defeating Bianca Andreescu in three thrilling sets on Friday night that she barely slept. "I went to sleep at 4:00 am, I woke up at 6:00 am, so solid two hours, I can't really sleep after my matches," said Osaka. "I just feel like my renaline's up more during tougher matches so it makes it harder to sleep." "It's definitely been a bit crazy time-wise," she ded, having returned to court to face Wozniacki less than 24 hours after defeating Andreescu.

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Naomi Osaka vances with bare minimum sleep

But if two-time Grand Slam champion was exhausted, it did t show in a 6-4, 6-2 victory in 84 minutes against Dane. Naomi Osaka held off all seven break points she faced against Wozniacki. world number four showed flashes of irritation as she let Wozniacki off hook at 3-3 in first set, tossing her racquet on floor. But in ninth game, pressure on 19th-ranked Wozniacki told, Osaka grabbing break of service with an arrowing forehand.

Naomi Osaka, like Wozniacki a former number one, broke her opponent at start of second set to underline her superiority, before racing to a thumping win. Japanese insisted that she was underdog against Barty. y have played each or three times before with 23-year-old Australian winning twice. Barty said that she has "never been happier" on and off court after she saved a match point against Kiki Bertens of Nerlands in ir semi-final. French Open champion committed 52 unforced errors but still just about emerged victorious in a nail-biting 6-3, 3-6, 7-6 (9/7) triumph. Barty, who surged to top of rankings in June, said re h been "massive growth" in her mental fortitude when she faces crunch points.

"That's gone hand-in-hand with ding some new people to my team, trying to work with m behind scenes," Barty, who five years ago took a break from tennis and played cricket, said. "t just for my tennis -- it's for my life, my health and well being, as well, which has been best thing. "I have never been happier off court, never been happier on court." 

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Thiem into ATP Finals 

Top seed Dominic Thiem fought back from a set down to reach final in men's draw -- and also book his place at season-ending ATP Finals. Austrian will play Alexander Zverev or Stefas Tsitsipas in Sunday's decider after beating Russia's Karen Khachav 2-6, 7-6 (7/5), 7-5 in two hours and 41 minutes. "For me personally, it was one big goal when I started into season, I'm very, very happy that I me it again," said Thiem after reaching ATP Finals for fourth time in a row. "But it's t because of today's win, it's because of all season."  Also alrey qualified for London are vak Djokovic, Rafael Nal, Roger Federer, and Daniil Medvedev.

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