Danny Murphy has claimed that Manchester United have really ‘missed’ a player who left the club last summer. Erik ten Hag faces a decisive clash against Arsenal today as he appears to be battling for his future at Old Trafford. The Dutchman has endured a difficult second season at Manchester United after an impressive debut campaign in the dugout. United currently make up the top eight in the Premier League and are in danger of missing out on Europe altogether. The Red Devils will have the opportunity to secure a spot in the Europa League with a win in this month’s FA Cup final. But there’s no…