- Dortmund end Arsenal's perfect Group F start
- Mkhitaryan gives visitors the lead with early strike
- Giroud equalises four minutes before half-time
- Cazorla hits angle, Lewandowski with late winner
- Reverse fixture takes place on 6 November
Article top media content
It is going to be tough now. This is probably the toughest group in the whole competition but I think we are still capable of going through.Mikel Arteta, Arsenal midfielderIt was a fantastic performance and my team gave it their all tonight. Arsenal are in sensational form and we managed to cause them a lot of problems.
Jürgen Klopp, Dortmund coach