Eintracht Frankfurt moved into the German Cup semifinals with a 2-0 victory over Werder Bremen on Wednesday.
A supporter has been taken out on a stretcher 17 minutes into Bayer Leverkusen's German Cup semifinal clash with Union Berlin.
Holders Bayern Munich laboured into the German Cup semifinals with a 1-0 win at Schalke 04 thanks to Joshua Kimmich's 40th-minute winner.
Saarbrucken became the first fourth-division side to reach the German cup semis with a penalty shootout win over Bundesliga foe Fortuna Dusseldorf.
Schalke have been fined €50,000 for racist chants their fans made during last week's German Cup win against Hertha Berlin.
Bayern Munich's insatiable striker Robert Lewandowski struck twice as they saw off Hoffenheim 4-3 at home in German Cup action.
Hertha Berlin defender Jordan Torunarigha was sent off in the defeat at Schalke only minutes after receiving racial slurs.
Eintracht Frankfurt's Filip Kostic scored twice in a 3-1 German Cup win over last year's finalists RB Leipzig on Tuesday.
Werder Bremen stunned Borussia Dortmund despite goals from in-form striker Erling Haaland and U.S. youngster Giovanni Reyna.
Borussia Dortmund's Julian Brandt scored twice in three minutes late in the second half to help them come from a goal down and beat visitors Borussi