<p>Brawls broke out between supporters of President Donald Trump and counter-protesters at Martin Luther King Jr. Civic Center Park during a Patriots Day rally in Berkeley, California, on April 15.</p><p>The rally was sponsored by the pro-Trump group Liberty Revival Alliance, reported The Los Angeles Times.</a> This video shows the two groups clashing in the park, and there were reports</a> of pepper spray used and firecrackers thrown into the crowd.</p><p>At the time of writing, Berkeley police confirmed four people had been arrested</a> and contraband has been seized. The protest and rally escalated as protesters took the streets, blocking a nearby intersection.</a></p><p>The BART train also refused service</a> at the downtown Berkeley station due to a “civil disturbance.”</p><br />
