COLOGNE, GERMANY – OCTOBER 15: Mats Hummels of Dortmund in action during the Bundesliga match between 1.FC Koeln and Borussia Dortmund at RheinEnergieStadion on October 15, 2010 in Cologne, Germany. (Photo by Thorsten Wagner/Bongarts/Getty Images)
COLOGNE, GERMANY – OCTOBER 15: Mats Hummels of Dortmund in action during the Bundesliga match between 1.FC Koeln and Borussia Dortmund at RheinEnergieStadion on October 15, 2010 in Cologne, Germany. (Photo by Thorsten Wagner/Bongarts/Getty Images)