Los Angeles residents and experts say the National Guard's presence in Los Angeles in response to immigration protests is reminiscent of a long-standing dynamic in the state and around the country.

Lawyers for both President Donald Trump and California Gov. Gavin Newsom filed counter court filings on Monday in U.S. District Court in San Francisco, over the Posse Comitatus Act – a fancy way of saying it's now allowed to have the military conduct civilian law enforcement on U.

The legal battle over President Donald Trump’s decision to dispatch armed troops to Los Angeles continued Monday, with California asking a federal court to consider how long National Guard members can stay on the ground and whether the deployment violates a 147-year-old law that bars using the military against civilians.