The vandalism and graffiti stretched out block after block across downtown Los Angeles: 'Remove Trumps head!!' was scrawled on the front facade of Los Angeles County Law Library.

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.

ICE activity in downtown Los Angeles was part of an effort to serve warrants at a business believed to be involved in a slew of cross-border crimes.