Borussia Dortmund kept up the pressure on Bayern Munich at the top of the Bundesliga thanks to a 3-1 win over Freiburg.
Pierre-Emerick Aubameyang struck twice as Borussia Dortmund beat Wolfsburg 5-1 to go top of the Bundesliga, while Hamburg lost to Freiburg.
Cologne extended their unbeaten start to the season and moved top of the Bundesliga with a comfortable 3-0 win over Freiburg.
Leipzig picked up a first Bundesliga win in their maiden home fixture with a 1-0 win over Borussia Dortmund, while Leverkusen beat Hamburg.
RB Leipzig marked their Bundesliga debut with a draw as Marcel Sabitzer's last-minute goal earned a 2-2 draw at Hoffenheim.
Bayern Munich remain on course for a record-breaking fourth successive Bundesliga title with a 3-1 victory at Stuttgart.