Meet Antifa, the Violent Anti-Fascist Movement That Fights the Alt-Right in the Streets

Clashes between "antifa" on the far left and the alt-right have intensified.

People protesting controversial Breitbart writer Milo Yiannopoulos take to the streets on February 1, 2017 in Berkeley, California. (Photo by Elijah Nouvelage/Getty Images)

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