Sakkari threatened to repeat her come-from-behind victory over Williams in the Western & Southern Open two weeks ago, but ultimately fell just short.
Elsewhere, Belgium's Elise Mertens upset second seed Sofia Kenin of the United States 6-3, 6-3 to also make the last eight.
The final of the tank biathlon was held Saturday at the Alabino training ground in the Moscow region. The Russian team won the competition in 1 hour, 28 minutes and 53 seconds, while the Chinese team finished in 1 hour, 29 minutes and 29 seconds.
"I was thinking to run maybe 1:04:50, but I'm so happy," said the 2016 world half marathon championships gold medalist.
The RESTART of the ITTF will feature three of the most prestigious events, including the 2020 ITTF Women's World Cup, the 2020 ITTF Men's World Cup and the 2020 ITTF Finals.
But on September 4, the striker published a video message confirming that he would remain at the club for the 2020-21 season to see out the remaining year of his contract.
"A second test will be carried out within 72 hours and then another every five days as long as they remain in the tournament," he added.
NANJING, Sept. 4 (Xinhua) -- World Indoor Championship bronze medalist Huang Changzhou twice equaled his personal best as well as the world leading mark of the year to win the men's long jump title at the 2020 Chinese Athletics Street Tour Nanjing meeting here on Friday.
Meanwhile, playing in front of empty stands (for the opening months of the campaign at least) once again promises to make a mockery of home advantage and make games much harder to predict.
WADA will hold their Executive Committee meeting on 14-15 September. Enditem
For good reason, the German coach refuses to talk about winning the 2021 title or naming his side as one of the favorites.