zur Munich beat zur Dortmund 1 - 0 in the Bundesliga on penalties . Robert Lewandowski conceded only goal against his former club . Dortmund coach mark Klopp says Pep ##pel 's side should win . Captain Mats Hummels disagrees with this .
Bayern Munich beat Borussia Dortmund 1-0 in the Bundesliga on Saturday . Robert Lewandowski netted only goal against his former club . Dortmund coach Jurgen Klopp says Pep Guardiola 's side deserved win . Captain Mats Hummels disagrees with manager .