Get the latest United updates, transfer news and analysis delivered straight to your inbox every day for free What is it about the Liverpool v Manchester rivalry that turns otherwise sane, decent human beings, at both ends of the M62, into raving bigots, unable to see reason and divine the truth - that both cities carry their share of good and bad?
Of course, football is the single biggest cause. Liverpool and United have a bitter hatred that even surpasses their feelings for their natural derby rivals, Everton and City.
There is an undercurrent of dislike and mistrust that affects Everton and City as well, and has broken into sporadic violence down the years.
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