Dortmund's Polish forward Robert Lewandowski celebrates after he scored the winning goal during the German first division Bundesliga football match between VfB Stuttgart and Borussia Dortmund in Stuttgart, southwestern Germany, on March 30, 2013. Dortmund won 2-1. AFP PHOTO / THOMAS KIENZLE RESTRICTIONS / EMBARGO - DFL RULES TO LIMIT THE ONLINE USAGE DURING MATCH TIME TO 15 PICTURES PER MATCH. IMAGE SEQUENCES TO SIMULATE VIDEO IS NOT ALLOWED AT ANY TIME. FOR FURTHER QUERIES PLEASE CONTACT THE DFL DIRECTLY AT + 49 69 650050.