Elsewhere, Belgium's Elise Mertens upset second seed Sofia Kenin of the United States 6-3, 6-3 to also make the last eight.
Emerging stars such as Serge Gnabry, Leroy Sane, and the center backs like Niklas Suele (all Bayern) and Antonio Ruediger (Chelsea) need time to fill the gap caused by the changes.
WASHINGTON, Sept. 5 (Xinhua) -- American stars Serena Williams and Sofia Kenin both reached the fourth round at the 2020 US Open after defeating their respective opponents on Saturday.
Elsewhere, Poland, who were playing without leading striker Robert Lewandowski, registered their first victory of the tournament in Zenica.
Kenya Rugby Union (KRU) boss Oduor Gangla said in a statement issued in Nairobi that Simiyu will take over the job on a two-year contract.
Awaiting him in the next round is 20th seed Pablo Carreno Busta of Spain.
David Kimuli, a sports fan, told Xinhua in a recent interview that despite the little resources invested in sports, local athletes continue to prove that a lot more can be achieved if more is invested.
After nine games, Shanghai Shenhua are now sitting fourth in the Dalian division table with 12 points, only one point ahead of Shenzhen Jiazhaoye. They will face Shandong Luneng next Wednesday. Enditem
The event attracted 39 contestants from all over the country. After taking off from an altitude of 360 meters, the athletes enjoyed the beautiful seaside scenery from a paraglider.
56-year-old Lu Shuhui is one of Zheng's students. After Lu retired, she soon fell in love with playing Huagun with music and even sewed ornaments on both sides of the sticks to make them move more visually.
Kosgei was later disqualified for infringement after she was found to have stepped on the rail.