Dortmund's midfielder Ilkay Guendogan and Dortmund's midfielder Nuri Sahin reacts after the German first division Bundesliga football match Borussia Dortmund v 1 FSV Mainz 05 in Dortmund, Germany, on February 13, 2015. AFP PHOTO / PATRIK STOLLARZ 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 DFL DIRECTLY AT + 49 69 650050. (Photo credit should read PATRIK STOLLARZ/AFP/Getty Images)
