The Bayern Munich team train during a training session ahead of their UEFA Champions League Semi Final match against Olympique Lyonnais at Estadio do Sport Lisboa e Benfica in Lisbon, Portugal, Aug. 18, 2020. (Photo by Julian Finney/UEFA via Xinhua)

Manuel Neuer of Bayern Munich trains during a training session ahead of their UEFA Champions League Semi Final match against Olympique Lyonnais at Estadio do Sport Lisboa e Benfica in Lisbon, Portugal, Aug. 18, 2020. (Photo by Julian Finney/UEFA via Xinhua)

Thomas Mueller(2nd R) of Bayern Munich looks on during a training session ahead of their UEFA Champions League Semi Final match against Olympique Lyonnais at Estadio do Sport Lisboa e Benfica in Lisbon, Portugal, Aug. 18, 2020. (Photo by Julian Finney/UEFA via Xinhua)

Hans-Dieter Flick, head coach of Bayern Munich, speaks to the media during a press conference ahead of the UEFA Champions League Semi Final match against Olympique Lyonnais at Estadio do Sport Lisboa e Benfica in Lisbon, Portugal, Aug. 18, 2020. (Photo by Julian Finney/UEFA via Xinhua)

Ron Thorben Hoffmann (R) of Bayern Munich trains during a training session ahead of their UEFA Champions League Semi Final match against Olympique Lyonnais at Estadio do Sport Lisboa e Benfica in Lisbon, Portugal, Aug. 18, 2020. (Photo by Julian Finney/UEFA via Xinhua)