article_snippet: Arsenal will be without Gabriel for three weeks after the central defender sustained a hamstring injury.
article_snippet: Gabriel will miss Monday's the FA Cup clash against Manchester United, the league game against West Ham and the Premier League tie versus Monaco.
article_snippet: Gabriel has a little hamstring injury and Gabriel will be out for two to three weeks,' Arsene Wenger's said. '
article_snippet: We will of course lose Gabriel in the squad and Nacho Monreal might come back.
highlights_snippet: Gabriel was injured during Arsenal's win at Loftus Road on Wednesday .
  