Borussia Dortmund turned the table at home to Inter and managed to convert their two-goal deficit to a 3-2 win on Tuesday, in the fourth round of Group F matches of the Champions League.
Argentine Laotaro Martinez took the lead for Inter (5) and then Antonio Antonio Candreva added the second goal (40).
But Dortmund rose up in the second half and managed to score three goals by Moroccan Achraf Hakimi (51 and 77) and Julian Brandt (64).
Earlier in the day, Slavia Prague slumped Barcelona to a goalless draw.
Barcelona lead Group F with eight points, Dortmund are second with seven points, Inter are third with four points and Slavia are bottom with two points.