ICE officers and agents executed search warrants at three locations, according to a spokesperson for Homeland Security Investigations, but immigration advocates said they were aware of arrests at seven locations.

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

Dozens of protesters gathered Friday evening outside a federal detention center in Los Angeles after federal immigration authorities arrested at 44 people. (AP video by Jae Hong)