In a related action, LAUSD Board of Education adopted a resolution reaffirming its declaration as a sanctuary district.

Hundreds of cities have adopted sanctuary policies, though how strong these policies vary, one expert said. These efforts aren't new.

The Los Angeles City Council passed a “sanctuary city” ordinance Tuesday unanimously to protect immigrants after President-elect Trump vowed to begin mass deportations. The ordinance passed on a 13-0 vote Tuesday after it was drafted more than a year ago.