Williams defeated Russia's Margarita Gasparyan 6-2, 6-4 while Kenin needed an hour and 22 minutes to maneuver past Canadian youngster Leylah Fernandez 6-4, 6-3.
Although they face a tight schedule with another seven internationals until mid-November, Loew is adjusting his traditional approach to his new generation.
Stephens went up a double break to carve out a 5-2 lead and served out the opening set in just 38 minutes. But Williams began to raise her game and served much better in the second set, lifting her first-serve percentage from 50 to 76 percent. By breaking twice, Williams won the second set to level the match.
The teams are due to meet at Estadio Azteca in Mexico City on September 30, however health concerns and possible quarantine measures have cast doubt over the fixture.
"I'm happy with the win, the record didn't come out as we had planned but I'm satisfied with my general performance, now I will concentrate on the next competition, the Ostrava meeting," Kipyegon told Xinhua on Saturday.
In the other two games of the day, Shenzhen Nankeda overwhelmed Anhui Souyu 5-0, while Jiangsu Weikeduo lost to Xiamen Tefang 3-2, still striving for a win this season. Enditem
Forward Leonardo Bonatini is currently the only other Brazilian in the Wolves squad. Enditem
WARSAW, Sept. 6 (Xinhua) -- Johannes Vetter came close to breaking the javelin world record on Sunday, throwing 97.76m at the Skolimowska Memorial meeting in Chorzow, Poland.
"Right now I'm really focused on the US Open, and nothing else I can think about right now," said Williams, who has won six of her 23 Grand Slam singles titles at the US Open.
Iran's women team finished fifth in the 2018 Asian Club Championship in Kazakhstan, and Borhani was among the top four scorers of the tournament.
"It's going to be one of the young guys, I think, if you count Dominic Thiem as a young guy, as well. He obviously has a chance to win. Now I think it is the time where it gets really interesting. We'll see where we go from here," added the German.