Japan midfielder Shinji Kagawa and Paraguay forward Lucas Barrios score in second half . On Sunday , ninth-placed defending champions Bayern Munich will seek to reduce the 15-point deficit on Dortmund with victory at home to Nuremberg , while fifth-placed Hoffenheim host Freiburg . Hide Caption Second-placed Mainz will try to reduce the deficit in Saturday 's home clash with Hannover . Defending champions Bayern Munich 15 points adrift ahead of Sunday 's match .
Japan midfielder Shinji Kagawa and Paraguay forward Lucas Barrios score in second half . Hide Caption Second-placed Mainz will try to reduce the deficit in Saturday 's home clash with Hannover . Defending champions Bayern Munich 15 points adrift ahead of Sunday 's match .