Three-Set Victory Sends Bartunkova Into Beijing Final Eight
Nikola Bartunkova followed her stunning Aryna Sabalenka upset by defeating Sinja Kraus, 6-0, 4-6, 6-3, at the China Open. The Czech advanced to the quarterfinals alongside Karolina Muchova, who eliminated Naomi Osaka in a dramatic three-set encounter.
Bartunkova Backs Up Sabalenka Upset
ESPN News Services covered Bartunkova’s latest victory after the Czech eliminated world No. 2 Aryna Sabalenka in straight sets. The 20-year-old entered Tuesday’s fourth-round encounter ranked 34th, having already delivered one of Beijing’s biggest tournament surprises.
Bartunkova dominated the opening set against Kraus, winning 6-0 before the Austrian responded with a 6-4 second set. The Czech recovered in the decider, securing a 6-3 finish and extending her impressive run into the quarterfinals.

Image from: WTA Tour
Czech Prospect Survives Kraus Comeback
Bartunkova’s three-set victory demonstrated her ability to recover after Kraus interrupted the momentum established during the opening set. Her consecutive wins over Sabalenka and Kraus secured a quarterfinal appearance at the WTA 1000 tournament in Beijing.
Muchova Survives Osaka in Three-Set Battle
Karolina Muchova defeated 12th-seeded Naomi Osaka, 7-5, 1-6, 7-6(7), in a fourth-round contest lasting nearly three hours. The seventh-seeded Czech recovered from a difficult second set before surviving a tense deciding tiebreak against Osaka.
Muchova needed nine match points before completing the victory, eventually finishing the contest with a decisive volley. Her narrow escape secured another quarterfinal appearance and eliminated the four-time Grand Slam champion from the Beijing tournament.
Czech Star Converts Final Opportunity
Muchova acknowledged struggling to finish the match, admitting that the repeated opportunities left her visibly shaken afterward. Her firsthand account captured the uncertainty surrounding a contest that remained undecided until the final tiebreak points.
“I honestly didn’t even believe I will finish the match,” Muchova said after the match. “So many match points, I didn’t know how many. I was shaking. I’m happy that I made the last volley and it was really so close. Naomi could be standing here. It’s me, and I’m really grateful for it.”
Osaka Exits Despite 11 Aces Against Muchova
Osaka delivered 11 aces against Muchova, demonstrating the serving power that helped keep their fourth-round encounter competitive. The Japanese star also converted five of 10 break-point opportunities but could not secure victory in the deciding set.
Osaka dominated the second set, 6-1, after losing a competitive opening set by a narrow 7-5 margin. However, Muchova recovered sufficiently to force the final tiebreak, where the Czech eventually converted her ninth match point.
Break Opportunities Shape Tight Defeat
Osaka created 10 break opportunities throughout the contest, converting five while repeatedly challenging Muchova’s service games. Despite winning the second set comfortably, Osaka ultimately lost a deciding tiebreak that finished 9-7 in Muchova’s favor.
Recommended Article: Medvedev Disqualified After Ball Strikes China Open Fan
Bartunkova Draws First Meeting With Muchova
Bartunkova and Muchova will meet for the first time in an all-Czech China Open quarterfinal on Thursday. Their matchup guarantees the Czech Republic a semifinal representative, regardless of which player advances from the upcoming encounter.
Bartunkova enters after defeating Sabalenka and Kraus, while Muchova arrives following her demanding victory over Osaka. The quarterfinal also features two players at different career stages, with Bartunkova challenging an established Grand Slam finalist.
All-Czech Quarterfinal Guarantees Semifinalist
Muchova previously reached the Wimbledon final earlier this season, strengthening her experience against elite opponents on major stages. Bartunkova’s Beijing breakthrough presents another opportunity to test herself against a highly accomplished player from her home country.
Alexandrova Sets Andreeva China Open Quarterfinal
Ekaterina Alexandrova defeated Wimbledon champion Linda Noskova, 6-2, 6-2, to reach the China Open quarterfinals on Tuesday. The 19th seed completed the victory in just over an hour, producing an outstanding performance behind her first serve.
Alexandrova won 21 of 24 first-serve points, an impressive 88-percent success rate against the fifth-seeded Czech opponent. Noskova failed to convert four break opportunities and committed six double faults during the straight-sets defeat.
Serving Numbers Highlight Noskova Victory
Alexandrova will next face fourth-seeded Mirra Andreeva, the reigning French Open champion, in another quarterfinal encounter. The Russian enters with a 2-0 career advantage against Andreeva, having won both previous meetings without dropping a set.
Analytical Breakdown: Winning the Pressure Points
Bartunkova’s response after upsetting Sabalenka showed impressive composure, especially when Kraus forced her to solve a deciding-set challenge. Muchova presents a different tactical problem because her variety and net movement can disrupt Bartunkova’s preferred baseline rhythm and return positioning. Osaka’s missed opportunities also reinforced how break-point execution becomes decisive when evenly matched contests narrow into final-set pressure situations.
Frequently Asked Questions
Who did Nikola Bartunkova beat at the China Open?
Bartunkova defeated Sinja Kraus, 6-0, 4-6, 6-3, after previously stunning world No. 2 Aryna Sabalenka in straight sets.
Who will Bartunkova face in the quarterfinals?
Bartunkova will face seventh-seeded Karolina Muchova in their first career meeting, guaranteeing one Czech player reaches the semifinals.
Who eliminated Naomi Osaka from the China Open?
Karolina Muchova eliminated Osaka, 7-5, 1-6, 7-6(7), after surviving a dramatic match lasting nearly three hours.
How many aces did Naomi Osaka hit against Muchova?
Osaka recorded 11 aces but converted only five of her 10 break-point opportunities during the three-set defeat.
Who will Ekaterina Alexandrova play next?
Alexandrova will face French Open champion Mirra Andreeva while carrying a 2-0 career record against the fourth seed.
Disclaimer: Headline Image from ESPN.com.












