DORTMUND, GERMANY - MAY 05: Roman Weidenfeller of Dortmund says farewell prior to the Bundesliga match between Borussia Dortmund and 1. FSV Mainz 05 at Signal Iduna Park on May 5, 2018 in Dortmund, Germany. (Photo by Christof Koepsel/Bongarts/Getty Images)
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