(RevealNews) The Signal messages appear in staccato bursts:

"We all in blac bloc bout to join."

"We in the streets."

Looking up from my cellphone, I see them coming: a platoon clad head to toe in black, marching in formation like some sort of dystopian Roman legion. They're carrying flags and holding shields, some embossed with the black-and-red logo of the anti-fascist movement.

As they approach the column of protesters already marching toward Berkeley City Hall, they start banging on their shields, chanting:

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"Ah – anti! – Anti-fascista! Ah – anti! – Anti-fascista!"

Hundreds in the main crowd – from small children to white-haired peaceniks – join in, "Anti-fascista! Anti-fascista!"

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