U.S. Immigration and Customs Enforcement officers conducted a series of raids across “multiple locations” in Los Angeles on Friday, reportedly taking dozens of people into custody while facing off with demonstrators.

Witness video and chopper video taken at the scene in downtown LA, shows both FBI and HSI agents responding as at least two people were detained outside Ambiance Apparel on Towne Avenue.

Federal authorities conducted an immigration enforcement operation in downtown Los Angeles, detaining dozens of people, including potentially undocumented immigrants, while protesters clashed with federal agents.