The Gunners are the final British team left in Europe 's Premier club competition .
Are on the back foot in Germany as Gunners trail the Bundesliga leaders following a 3 - 1 first leg loss at the Emirates Stadium .
The Gunners are the final British team left in Europe 's Premier club competition but are on the back foot in Germany as they trail the Bundesliga leaders following a 3 - 1 first leg loss at the Emirates Stadium .