Bayer Leverkusen go top again in Bundesliga after 2-2 away draw at Werder Bremen . Bayern Munich and Borussia Dortmund both lose to Hertha Berlin on the opening day of the season. Third-placed Schalke slip back after losing 2-1 at Wolfsburg .
Bayer Leverkusen go top again in Bundesliga after 2-2 away draw at Werder Bremen . It gives then a record equaling unbeaten run of 23 games in German top flight . Third-placed Schalke slip back after losing 2-1 at Wolfsburg .