Der Klassiker combatants: Hummels Vs. Boateng
Cologne - They've played together at the highest level and even lifted the FIFA World Cup, but on Saturday night seasoned Germany internationals Mats Hummels and Jerome Boateng will be lining up on opposite sides when Borussia Dortmund host FC Bayern München in der Klassiker.
bundesliga.com looks at how the two defensive rocks have fared during the second half of the campaign...