Leonardo Jardim put his players through their paces ahead of Tuesday 's Champions League clash . Monaco defender Ricardo Carvalho insists his side must be wary of threat posed by Arsenal . Arsenal must score at least three goals if they 're to progress to next round of competition . TL;DR Manchester United beat Bayern Munich 2-0 in the first leg of last season's Europa League final.
Leonardo Jardim put his players through their paces ahead of Tuesday 's Champions League clash . Monaco defender Ricardo Carvalho insists his side must be wary of threat posed by Arsenal . Arsenal must score at least three goals if they 're to progress to next round of competition . Ligue 1 outfit Monaco beat Arsenal 3-1 at the Emirates Stadium on February 25 . Carvalho is hoping to feature against Monaco after missing first leg through injury . CLICK HERE for all the latest Arsenal news .