They came in their thousands to make their voices heard and send their message around the world. Generations of Manchester United fans descended on Old Trafford to protest against the club's owner the Glazers and force the postponement of their game against arch rivals Liverpool.
For the second time in a fortnight, after the collapse of the controversial European Super League proposal, direct fan action forced the issue and provided another reminder of its enduring power.
Football has been waiting to welcome fans back into stadiums for more than a year now, but not like this, a sinister, depressing spectacle that brought shame on the world's biggest club.
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