Barcelona's German coach Hans-Dieter Flick heads a training session on the eve of the UEFA Champions League, league phase day 3 football match between FC Barcelona and FC Bayern Munich at the Joan Gamper training ground in Sant Joan Despi, near Barcelona, on October 22, 2024. (Photo by Josep LAGO / AFP) (Photo by JOSEP LAGO/AFP via Getty Images)

Barcelona's Spanish forward #20 Daniel Olmo arrives for a training session on the eve of the UEFA Champions League, league phase day 3 football match between FC Barcelona and FC Bayern Munich at the Joan Gamper training ground in Sant Joan Despi, near Barcelona, on October 22, 2024. (Photo by Josep LAGO / AFP) (Photo by JOSEP LAGO/AFP via Getty Images)

Bayern Munich's French defender #02 Dayot Upamecano plays the ball during a training session in Munich, southern Germany, on October 22, 2024, on the eve of the UEFA Champions League football match against FC Barcelona. (Photo by Alexandra BEIER / AFP) (Photo by ALEXANDRA BEIER/AFP via Getty Images)

Barcelona's French defender #23 Jules Kounde arrives for a training session on the eve of the UEFA Champions League, league phase day 3 football match between FC Barcelona and FC Bayern Munich at the Joan Gamper training ground in Sant Joan Despi, near Barcelona, on October 22, 2024. (Photo by Josep LAGO / AFP) (Photo by JOSEP LAGO/AFP via Getty Images)

Young Boys' Swiss defender #23 Loris Benito holds a press conference ahead of the Champions League football match between Young Boys and Inter Milan at the Wankdorf Stadion in Bern, on October 22, 2024. (Photo by Fabrice COFFRINI / AFP) (Photo by FABRICE COFFRINI/AFP via Getty Images)

Young Boys' Swiss head coach Joel Magnin holds a press conference ahead of the Champions League football match between Young Boys and Inter Milan at the Wankdorf Stadion in Bern, on October 22, 2024. (Photo by Fabrice COFFRINI / AFP) (Photo by FABRICE COFFRINI/AFP via Getty Images)

Young Boys' Swiss head coach Joel Magnin holds a press conference ahead of the Champions League football match between Young Boys and Inter Milan at the Wankdorf Stadion in Bern, on October 22, 2024. (Photo by Fabrice COFFRINI / AFP) (Photo by FABRICE COFFRINI/AFP via Getty Images)

Bayern Munich's German forward #25 Thomas Mueller plays the ball during a training session in Munich, southern Germany, on October 22, 2024, on the eve of the UEFA Champions League football match against FC Barcelona. (Photo by Alexandra BEIER / AFP) (Photo by ALEXANDRA BEIER/AFP via Getty Images)