Dortmund, Aug 28: Pierre-Emerick Aubameyang's brace ensured Borussia Dortmund's 2-1 win over Mainz while Bayer Leverkusen lost 1-2 to Borussia Monchengladbach in the first round of Bundesliga.
Dortmund took over the reins from kick-off and needed only 16 minutes to work out their first chance through Aubameyang, who headed a promising opportunity over the bar here on Saturday, reports Xinhua.