US President Donald Trump's administration ramped up its immigration crackdown in Los Angeles on Monday, filing a lawsuit against its "sanctuary city" policies for undocumented migrants.

The Los Angeles City Council and the city's mayor, Karen Bass, are named among the defendants in the lawsuit, which was filed Monday in California's Central District federal court.

The Los Angeles City Council Tuesday approved a resolution declaring a state of fiscal emergency in response to decreased revenue and rising liabilities. In a 14-0 vote, council members signed off ...