Dortmund struggling ahead of crucial week

BERLIN, Oct. 27 (Xinhua) -- Borussia Dortmund are entering a make-or-break week, with high-stakes clashes against Wolfsburg in the German Cup and RB Leipzig in the Bundesliga that could shape the course of their season, and perhaps the future of head coach Nuri Sahin.

This follows a demoralizing 5-2 defeat to Real Madrid in the Champions League, where Dortmund squandered a 2-0 lead, and a disappointing 2-1 loss