The complaint targets the so-called "sanctuary city" ordinance, alleging it hampers the crackdown on a "crisis of illegal immigration."

The lawsuit, filed in California’s Central District federal court, accuses sanctuary cities such as L.A. of hindering efforts to address a 'crisis of illegal immigration.'

LOS ANGELES (AP) — President Donald Trump’s administration filed suit Monday against Los Angeles, claiming the city is obstructing the enforcement of immigration laws and creating a lawless environment with its sanctuary policies that bar local police from sharing information on people without legal status.