U.S. immigration authorities have extended activity in Los Angeles area in the wake of protests at an federal detention facility and a police response that included tear gas, flash-bangs and the arrest of a union leader.

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

President Donald Trump is deploying 2,000 National Guardsmen to Los Angeles in response to protests over immigration enforcement activities there. Follow the latest news updates.