Munich - Borussia Dortmund and FC Schalke 04 both suffered defeats on Matchday 4 of the UEFA Champions League. Jürgen Klopp's team host lost 1-0 at home to Arsenal FC, while the Royal Blues slumped to a 3-0 defeat to Chelsea FC at Stamford Bridge.


Kick-off - 15 wants to hear from YOU! Tweet us at Bundesliga_GOAL on Twitter with an answer to the following question:

Who do you think will win tonight? Dortmund at home to Arsenal or Schalke away to Chelsea? Or both?

Make sure to included #BLUCL in your Tweet and the best answers will feature right here on our LIVE updates!