Mats Hummels, who led Borussia Dortmund out for a pre-season friendly against Juventus wearing the captain's armband, was substituted in the 18th minute.
Idman.biz reports that these were the last minutes of the 36-year-old footballer's professional career.
Hummels, who spent last season at Roma, scored 5 goals in 78 games for the German national team from 2010-2023.
Idman.biz