They are going to "deal with the lawlessness that has been allowed to thrive", she says.
Trump writes in a post on Truth Social, where he refers to California's governor Gavin Newsom and Los Angeles mayor Karen Bass, that if they cannot do their job "which everyone knows they cannot do, the federal government must step in and solve the problem".
Even before the White House confirmed that the National Guard is ordered to the site, Newsom stated that he opposed the move, and called it "deliberately provocative".
"It will only increase tensions", he wrote on X.
An operation by the immigration authority ICE, where masked and armed people carried out raids on workplaces, has led to massive protests. Tear gas and smoke fill the air at the site for a second day.
On a sign it says "no human is illegal" and a woman shouts through a megaphone that ICE is not welcome.
We see you for what you are, she shouts.