Ralf Rangnick says United will need 'open heart' surgery to kick on under Erik ten Hag

The 63-year-old has not held back about the chasm to the likes of Liverpool and Manchester City

Manchester United manager Ralf Rangnick has warned Manchester United need “open heart” surgery if they are to kick on under successor Erik ten Hag. Picture: Martin Rickett/PA Wire.

Interim manager Ralf Rangnick has warned Manchester United need “open heart” surgery if they are to kick on under successor Erik ten Hag.

Placed in interim charge following Ole Gunnar Solskjaer’s exit in November, the highly-rated German coach has found it hard to get a consistent tune out of the Red Devils’ stuttering stars.