Police say the demonstrations drew various people who came armed with sticks, bats, shields and other weapons. Some reportedly inserted themselves into confrontations with those with opposing views.
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They have already arrested 10 protesters and counter-protesters for their roles in the violence.
For any tips related to these investigations, email Sergeant Friedman at jfriedman@cityofberkeley.info or call 510-981-5990 X 4202.
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