BERLIN — Borussia Dortmund slumped to a 4-2 loss at promoted Holstein Kiel on Tuesday, piling the pressure on coach Nuri Sahin after the team’s worst opening half to the Bundesliga for 10 years.
Borussia Dortmund's season is on the brink of collapse following their two defeats in two league games this year while coach Nuri Sahin is quickly running out of ...