DORTMUND, GERMANY - MAY 09: Mats Hummels of Borussia Dortmund and Salomon Kalou of Hertha BSC fight for the ball during the game between Borussia Dortmund and Hertha BSC on May 9, 2015 in Dortmund, Germany. (Photo by Florian Pohl/City-Press via Getty Images)
