Lewandowski: 'I had four great years at BVB - but I'm happy we won'
Dortmund - FC Bayern München match-winner Robert Lewandowski had bittersweet feelings after grabbing the only goal of the game in the 1-0 victory over Borussia Dortmund at the Signal Iduna Park on Matchday 27, while his former team-mates in the BVB camp lamented wasted opportunities.