Elsewhere, Canadian rising star Denis Shapovalov stunned seventh seed David Goffin of Belgium 6-7 (0), 6-3, 6-4, 6-3 to make last eight, while Croatia's Borna Coric also advanced.
Bruno Nazario equalized shortly after with a dipping free-kick that rebounded in off the crossbar after a clumsy attempt to parry the ball clear by goalkeeper Cassio.
Djokovic has won five of the past seven Grand Slam tournaments to raise his total to 17, closing in on rivals Roger Federer, who has a men's record of 20 titles, and Rafael Nadal, who has 19.
Duris might have doubled Slovakia's lead, but Israel goalkeeper Ofir Marciano was equal to his effort, and also saved well from Robert Bozenik late in the game.
PARIS, Sept. 3 (Xinhua) -- Astana's Alexey Lutsenko took one of the biggest victories of his career on Thursday as he took his first stage win at the Tour de France, beating second-placed Jesus Herrada by 55 seconds in the 191km-ride from Le Teil to Mont Aigoual.
The 33-year-old striker, who came on after the interval, latched onto a through pass from teammate Wu Xi before sending it into the net in the 65th minute.
As the annual WWSE enters its fifth year, the Expo, which is made up of theme forums and exhibitions, served the preparations of Beijing 2022, the development of China's ice and snow industry and the development of winter sports.
"At the start of the season I was in great shape physically and mentally, I was ready to dominate track but unfortunately COVID-19 slowed me down. With Ostrava meeting opportunity now here, I will give it my best," said Chelangat who still harbors an Olympic Games ambitions next year.
The re-appointment of Simiyu brought an end to speculation over who would take over the team that has struggled in the HSBC World Rugby Sevens Series since he left.
Djokovic's unexpected exit ends both his 26-match winning streak this year and his attempt to win his 18th Grand Slam title, with the drama also sending Carreno Busta into the men's quarterfinals.
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