As Manchester United prepare to face Arsenal this weekend, Mason Mount has now picked up another injury. Erik ten Hag was without his captain Bruno Fernandes for Monday’s 4-0 loss at the hands of Crystal Palace. This game did however see Mason Mount slot straight into the number 10 position where many have wanted to see him all season, only he failed to impress in a shocking team display. But now as Manchester United gear themselves up for the next game against Arsenal, Ten Hag has confirmed that Mount is once again injured. This is the latest blow in what has been an underwhelming debut campa…