Medvedev will next face fellow American Frances Tiafoe, and Thiem will take on Canada's rising star Felix Auger-Aliassime.
Djokovic immediately rushed over to check if she was okay and placed his hand on her back as she struggled for air. After a few minutes she was able to get up and walk off the court.
Williams's ambition of securing a record-equaling 24th Grand Slam title remains alive as she moved into the women's quarterfinals after an immensely hard-fought 6-3, 6-7 (6), 6-3 victory over Maria Sakkari of Greece, while Thiem had a much easier time with a 7-6 (4), 6-1, 6-1 win against Canadian rising star Felix Auger-Aliassime in the men's draw.
In the other matches on Monday, Anhui defeated Jiangsu 3-2, while title favorites Qingdao Renzhou and Ruichang Biyuan both extended their winning streak by beating Hunan Hualai 4-1 and Xiamen Tefang 4-1 respectively.
So, domestically at least, Real Madrid have to be favorites, but after two successive failures in Europe, will they be distracted by the desire to win a 14th Champions League title? Enditem
In the other matches of the day, Xiamen Tefang edged Shenzhen Nankeda 4-1, while Zhejiang Nengyuan defeated Anhui Souyu 3-2. Enditem
However, the finals, scheduled to be held in Aarhus, Denmark from Oct. 3-11, will proceed as planned, the world governing body of badminton said in a statement.
Abe, who played an important role in helping Tokyo win the bid to host the Olympic Games seven years ago, will be replaced by one of the three candidates vying for the top post of his ruling Liberal Democratic Party (LDP) next week. Enditem
PSG's sporting director Leonardo has hit out at the FFF for the manner in which he discovered that Mbappe had tested positive.
TEHRAN, Sept. 3 (Xinhua) -- Iran's national football team will play friendlies against Uzbekistan and Tajikistan as part of their preparation for 2022 FIFA World Cup qualifiers, Tasnim news agency reported on Thursday.
Djokovic's exit means there will be a first-time Grand Slam champion in the men's draw.