Roy Keane is right about Manchester United dressing room problem after embarrassing derby defeat

Manchester City were two goals ahead of Manchester United with 20 minutes to play when 'Olé, Olé, Olé' was heard around the Etihad. United were embarrassingly passive and City fans were revelling in their side's unchallenged spell of possession.

United's performance in the first half of the Manchester derby was encouraging but it soon spectacularly fell apart. This squad has been unable to sustain a positive display across 90 minutes in this disaster of a season and that wasn't a surprise, but the manner in which they capitulated was unforgivable. Those 'unforgivable' performances have happened all too often this term.

It couldn't get much worse than the Liverpool debacle in October but the 4-1 defeat at the weekend came close. Although United's inferiority hardly needed to be confirmed, it was a painful reminder of the gulf in quality between the two Manchester clubs. It is the 10th anniversary of that Sergio Aguero goal in May and the power has arguably never felt as much in the blue side's favour.

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United have tried to arrest the inevitable but they haven't succeeded. They have hopelessly meandered over the last decade. Their every move has been undermined by incompetence and mediocrity deep-rooted in the club's veins and the problems seem systematic. This season has shown radical reform is required after a few campaigns of deceptive progress.

How do you make Manchester United great again? The reset has to start with the kingmakers at the club. Richard Arnold has recently been installed as United's new chief executive and he must prove he's not cut from the same cloth as Ed Woodward. Arnold and Woodward are friends and fellow