Thomas Tuchel's Bayern Munich bash Borussia Dortmund in his debut, but defensive issues remain prevalent | CBS Sports Headlines Thomas Tuchel's Bayern Munich bash Borussia Dortmund in his debut, but defensive issues remain prevalent Thomas Muller was at the double inside of 24 minutes of Der Klassiker, but late goals … Continue reading Thomas Tuchel's Bayern Munich bash Borussia Dortmund in his debut, but defensive issues remain prevalent