Mikel Arteta challenges Arsenal to be more ruthless on European road trips

Arsenal have won one in eight continental away games Arteta's side face second-placed Sporting in Lisbon Mikel Arteta has challenged his Arsenal team to fix their patchy European away form against a vibrant Sporting on Tuesday night, admitting they need to improve a record of just one win in their past eight continental trips. The visit to Sporting, who have made a flying start to the new-look Champions League and sit second in the table, may have a significant bearing on Arsenal's hopes of avoi...