2:25

Dortmund's title hopes slip through cracks in draw vs. Mainz

0:36

Raphael Guerreiro finds life for Dortmund with nice goal

0:22

Haller fails to convert penalty kick to draw Dortmund level

0:53

Dortmund fall behind 2-0 after Karim Onisiwo header goes in

0:54

Dortmund fall behind early after Mainz nods home header