Federal officials said it was an immigration enforcement operation, though it was unclear if anyone had been arrested. “It’s the way a city looks before a coup,” Mayor Karen Bass said as she condemned the action.

U.S. military troops and federal immigration officers have made a brief but mighty show of force at MacArthur Park in Los Angeles.

Agents on horseback and in armored vehicles participated in a daytime raid in the heart of Los Angeles' immigrant community.