Helmeted police in riot gear turned out on Friday evening in a tense confrontation with protesters in downtown Los Angeles, after a day of federal immigration raids in which dozens of people across the city were reported to be taken into custody.

Approximately 44 people” were administratively arrested ​​and one person was arrested on an obstruction charge, Homeland Security Investigations said.

A local immigrant rights organization said more than 45 people were detained in the operations, which were described as “random sweeps.”