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.
"I feel good that the running season is slowly coming back, as an athlete I was worried when the coronavirus pandemic stopped everything globally, I knew my ambitious season was done, I didn't see myself running this year. I'm glad normalization is slowly returning," she noted.
Djokovic's exit means there will be a first-time Grand Slam champion in the men's draw, with Zverev among the contenders at Flushing Meadows.
BUENOS AIRES, Sept. 3 (Xinhua) -- Colombian playmaker Juan Fernando Quintero said goodbye to River Plate fans on Thursday and expressed hope of an imminent announcement about his future.
PARIS, Sept. 6 (Xinhua) -- Team Jumbo rider Primoz Roglic clinched the yellow jersey from Britain's Adam Yates after Sunday's 2020 Tour de France stage 9, while Roglic's Slovenian compatriot Pogacar won the stage.
Looking to hold onto their narrow lead, Slovakia played more defensively in the game's later stages, and were punished for their caution in the first minute of injury-time, when Ilay Elmkies equalized from Yonatan Cohen's through-ball.
RIO DE JANEIRO, Sept. 3 (Xinhua) -- Ecuador international midfielder Alan Franco scored two first-half goals as Atletico Mineiro beat Sao Paulo 3-0 in Brazil's Serie A championship on Thursday.
BEIJING, Sept. 5 (Xinhua) -- The World Winter Sports Expo 2020 (WWSE) came at an important time during the global COVID-19 pandemic and holding the Expo in Beijing sent a strong signal of confidence, IOC President Thomas Bach said at the Expo's opening ceremony here on Saturday.
Inter Milan midfielder Barella headed home in first-half stoppage time after receiving a long pass from Ciro Immobile, with the goal enough for Italy to clinch three points in Amsterdam.
SUZHOU, China, Sept. 6 (Xinhua) -- Tianjin Teda still failed to snatch a win in the Chinese Super League after they suffered their seventh consecutive loss in the ninth round after a 2-1 defeat to Chongqing Dangdai Lifan here on Sunday.
LONDON, Sept. 8 (Xinhua) -- Cristiano Ronaldo made history in Portugal's 2-0 win over Sweden, as the legendary footballer became the first European to reach 100 international goals with the first of his two goals in the UEFA Nations League on Tuesday.