Security will be tightened around Werder Bremen's game with Wolfsburg after police warned of a possible terrorist attack.
Kevin de Bruyne reckons he failed to make an impact at Chelsea because of his "small transfer fee".
Bas Dost scored his eighth and ninth goals of 2015 as Wolfsburg claimed a 2-1 win over Hertha Berlin on Sunday.
Wolfsburg's Andre Schurrle says he has "never experienced such a crazy game" after beating Bayer Leverkusen 5-4.
Bayern Munich put eight past Hamburg, while Wolfsburg beat Bayer Leverkusen in a nine-goal thriller.
Bas Dost was Wolfsburg's hero as he netted four in a remarkable 5-4 win at Bayer Leverkusen.
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