Baena, the world number 101, battled to a 7-5, 6-7, 6-3, 3-6, 8-6 victory to reach the third round of a Grand Slam for the first time in his career.
Flamengo had asked the Brazilian Football Confederation (CBF) to postpone the clash after reporting at least 16 positive coronavirus cases in their first-team squad, with only nine outfield players available.
The top 16 world-ranked male and top 16 world-ranked female players will fight for glory at the ITTF Finals, with a cap of four players for each association.
Valencia were held 1-1 at home to recently promoted Huesca in a game the visiting side probably deserved to win, but had to settle for Dimitrio Siovas' header cancelling out Daniel Wass' fortunate opener for the home side.
"The runner suffered four broken ribs and two fractures on his hand and is currently at the hospital," Kamau added.
"This also reflects the ever-increasing international appeal of table tennis, which is extremely pleasing to see as we continue to work hard to make the sport more global in the future," he added.
SUZHOU, China, Sept. 28 (Xinhua) -- Thanks to a header from defender Yuan Mincheng, Chongqing Lifan edged Shanghai SIPG 1-0 in the 14th round of the Chinese Super League (CSL) here on Monday.
Koeman also discussed rumors over interest from other clubs in winger Ousmane Dembele, whose sale would raise funds for new arrivals.
With the score tied at 68-all before the final quarter, Sichuan took charge of the last 10 minutes despite Shao's departure.
Striker Bi Jinhao scored a brace in the first half to seal the win for the Shanghai side in the last round of the first CSL phase.
"I'm really pleased with the victory. It's always tough to start the tournament. I was a bit nervous. She played really well in the first set, she didn't miss. Then I just found the rhythm," said the 2018 champion.