Arsenal legend Ian Wright has now told his former club what they need to do to stand a chance of winning the Champions League this season. Arsenal will continue their Champions League campaign later this month, with the first leg of their round of 16 knockout clash against Porto. The Gunners will be favourites heading into that encounter with the Portuguese outfit, and Mikel Arteta will be expecting his side to go far in the year’s iteration of Europe’s elite club competition. Of course, the north London club have never won the Champions League before. The closest they came was in 2006, when t…