Medvedev will next face fellow American Frances Tiafoe, and Thiem will take on Canada's rising star Felix Auger-Aliassime.
Coates said the Games will start as planned on July 23 "with or without COVID-19," stressing the Olympics has never been cancelled outside of world wars.
"It's a great result for Wolf because in my first four majors I only won one match," Medvedev said. "In his first one he has already won two, so I'm sure he's going to be climbing up the rankings and playing good."
Hamilton had controlled the early stages of the race from his pole position, leading away from the McLaren of Sainz and Lando Norris, Racing Point's Sergio Perez, the Renault of Daniel Ricciardo, and Hamilton's Mercedes teammate Valtteri Bottas, who dropped from second to sixth after a poor start.
Barca is not willing to give up on Messi, especially not for free.
Kim said that his team had no injuries and had good preparation work during the over eight months' of training sessions.
"It really hurt me that people could think I would be able to go to court against Barcelona for my own benefit. I would never do something like that," commented the striker.
With reigning US Open champion Nadal, who cited concerns about traveling amid the COVID-19 pandemic, and an injury-hit Federer opting out of the event, Djokovic had been favorite to win another title in New York. Enditem
Banka said his focus is "absolutely" on the welfare of athletes, and that the anti-doping system that "has served clean athletes" must be protected.
Slovakia lost three players to injury on Friday and three more had to return to their league clubs or face quarantine, forcing coach Pavel Hapal to ring the changes.
"It was a very good match, very good competing, as well. In the third and fourth sets, I just felt like he also raised his level," Coric said. "He was playing some really, really good tennis, because I thought I was not actually playing bad. I just thought he was too good in the third and in the fourth sets."