The fatal shootings of Renée Good and Alex Pretti were captured on shaky video by bystanders clutching smartphones

Everyday people have in recent weeks fanned out across the city to document protests and film tense interactions with federal immigration officers. They have also borne witness to tragedy. The fatal shootings of Renée Good and Alex Pretti were captured on shaky video by bystanders clutching smartphones in the bitter cold and standing within shouting distance of the victims.

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