Welcome to the beat. I'm Ari Melbour and we are covering the late breaking news out of Los Angeles. Late today, the latest development in a clash that seems escalated by the federal government under the Trump administration includes now a small number of US Marines formally mobilized to respond to this ongoing clash and the protests.Today's protests, and you can see some of the footage and we've been tracking this, are overwhelmingly peaceful across the city there. The escalation though has little precedent ...