Hoffenheim's Nadiem Amiri, left, and Dortmund's Pierre-Emerick Aubameyang challenge for the ball while Dortmund's coach Thomas Tuchel, very left, looks on during a German first division Bundesliga soccer match between TSG 1899 Hoffenheim and Borussia Dortmund in Sinsheim, Germany, Friday, Dec. 16, 2016.(AP Photo/Michael Probst)