A relative state of calm in Los Angeles began to crumble early Sunday afternoon as demonstrators confronted federal authorities guarding a downtown detention facility where chaos erupted as National Guard soldiers deployed tear gas on an increasingly agitated crowd.

California will face off with the Trump administration in court on Thursday over the deployment of U.S. troops in Los Angeles after demonstrators again took to the streets in major cities to protest President Donald Trump's immigration crackdown.

U.S. Marines will join National Guard troops on the streets of Los Angeles within two days, officials said on Wednesday, and would be authorized to detain anyone who interferes with immigration officers on raids or protesters who confront federal agents.