Arsenal have received a big boost after some concerning news about one of their players emerged. The Gunners have just two games left in the Premier League this season. They face Manchester United on Sunday before hosting Everton on the final day. One Arsenal player missed training this week and that worried a few supporters ahead of the game at Old Trafford. Charles Watts has explained what actually happened. The real reason why Takehiro Tomiyasu missed Arsenal trainingTakehiro Tomiyasu has had plenty of injury issues since he joined Arsenal. The Japan international has the potential to be on…