"This whole situation has left me really sad and empty. I checked on the lines person and the tournament told me that thank God she is feeling ok. I'm extremely sorry to have caused her such stress. So unintended. So wrong," Djokovic said.
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.
Despite the easy win, the Russian star said his opponent has a bright future.
Though it was clear that Djokovic did not intend to hit the line judge, organizers said Djokovic was disqualified in accordance with the rules.
"I was a little bit in shock," Carreno Busta said. "The rules are the rules. The referee and the supervisor did the right thing, but it's not easy to do it."
In the women's singles, fourth seed Osaka survived a ding-dong battle against Kostyuk to emerge victorious 6-3, 6-7 (4), 6-2 after two hours and 33 minutes.
CHENGDU, Sept. 6 (Xinhua) -- Title favorites Qingdao Renzhou and Ruichang Biyuan both extended their winning streak at the 2020 China Badminton Super League (CBSL) here on Sunday, after they edged Anhui Souyu 4-1 and Shenzhen Nankeda 5-0 respectively.
Quintero represented River Plate 61 times and scored 12 goals after his arrival from Independiente Medellin in 2017.
It is the second such injury in eight months for Zaniolo, as the 21-year-old was stretchered off in the Serie A game between Roma and Juventus in January, following a tackle with Adrien Rabiot and Matthijs de Ligt.
"It's a completely different match and a completely different scenario, a completely different moment. She was doing so well, she was being so aggressive, and I knew I needed to do the same thing," Sakkari said.
In the men's shot put, Ryan Crouser of the U.S. won with a throw of 22.70m, followed by Poland's Michal Haratyk and Leonardo Fabbri from Italy.