Sebastien Haller and Marco Reus both scored twice as Borussia Dortmund thrashed Cologne 6-1 on Saturday, sending the home side top of the Bundesliga ahead of Bayern Munich.
Borussia Dortmund coach Edin Terzic said on Tuesday the club was taking it "day by day" with striker Sebastien Haller's return to the starting line-up.
Borussia Dortmund striker Sebastien Haller on Friday scored three goals in eight minutes in his side's 6-0 pre-season friendly victory over Basel as he continued his comeback from testicular cancer.
New Borussia Dortmund signing Sebastien Haller will be out for at least two months after undergoing surgery for a tumour discovered in his testicle, the Bundesliga club said on Wednesday.
Borussia Dortmund have completed the signing of striker Sebastien Haller from Dutch side Ajax Amsterdam on a four-year contract, the Bundesliga club said on Wednesday.