article_snippet: The Gunners face Monaco on Tuesday night knowing The Gunners must score at least three times after The Gunners 3-1 defeat at the Emirates Stadium last month.
highlights_snippet: Arsenal face Monaco in the second leg of their last-16 tie on Tuesday night .
  
highlights_snippet: The Gunners must score at least three times in order to progress .
  
highlights_snippet: The Gunners travel to Monaco trailing 3-1 in the tie after a shambolic home display .
  