FILE - Bayern fans wave flags prior to the semifinal first leg soccer match between FC Bayern Munich and Real Madrid at the Allianz Arena stadium in Munich, Germany, Wednesday, April 25, 2018. Bayern Munich's chief executive Oliver Kahn has defended the German soccer club’s contentious sponsorship agreement with Qatar. Kahn said Monday, July 4, 2022, he's sure their partnership has helped bring positive change to the oil-rich Persian Gulf state. (AP Photo/Matthias Schrader, File)