article_snippet: Angel di Maria was sent off for pulling at referee Michael Oliver's shirt.
article_snippet: Manchester United winger Angel di Maria tugs at Michael Oliver's shirt before seeing red at Old Trafford on Monday night .
article_snippet: Angel di Maria trudges off the pitch after being sent off for Angel di Maria stupid reaction .
article_snippet: Angel di Maria makes the long walk towards the Old Trafford tunnel after being sent off .
highlights_snippet: Angel di Maria was dismissed for dissent after pulling the referee's shirt .
  