Kicking off on Saturday, the two-day event also included a 5km run, a 1km run, and a 0.2 km children's run.
Bach also said the progress in rapid testing and development of a vaccine could be "greatly influential".
The former Barca striker got a straight red for slapping on the back of Alvaro Gonzalez's head.
Both sides struggled to avoid relegation last season and neither look stronger after a summer in which Eibar have lost players such as Fabian Orellana, De Blasis and Gorka Escalante while Rafinha, Jeison Murillo, Fiodor Smolov and Pione Sisto have all left Celta.
Jackie Nakiyingi, another sports fan, argues that recent wins are a testimony that Uganda has potential to do even better.
"We prepared the game well, mentally and physically, but this is a real game, not a training," said Yang.
Higuain is a free agent after he and Italian giants Juventus mutually agreed to terminate his contract a year ahead of its expiry.
While coach Hansi Flick is demanding that gaps are closed quickly in his team to ensure a successful 2020/2021 season, the former president accuses Liverpool and Manchester United of trying to blackmail the club.
Club under-20 coach Dyego Coelho will manage the first team on an interim basis, starting with a clash against Fluminense at Rio's Maracana stadium on Sunday, the statement said.
Evergrande doubled the lead in the 69th minute with a stunning free kick from Ai, two minutes after his tap-in was ruled out due to off-side.
Aymeric Laporte's positive test for COVID-19 means he could miss the start of the campaign, but the Frenchman is vital to City's options.