Arsenal welcome Vitoria Guimaraes to the Emirates stadium this week with Unai Emery's side looking for their third win in this season's Europa League.
The Gunners are top of Group F having won both of their matches so far in the competition, while their Portuguese opponents are bottom having suffered two defeats.
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The north Londoners have won each of their last six home matches in the Europa League conceding just one goal during that time.