Volunteers meet before dawn, as many workers are heading to their jobs and when advocates believe ICE is most likely to move in. They zigzag through quiet residential streets and sleepy intersections, looking for double-parked vehicles, tinted windows and newer cars parked in red zones.

Fox News correspondent Christina Coleman reports on the developments in the City of Angels on ‘Fox Report.’

Across the country, activists have organized and become a thorn in ICE's side as it tries to carry out President Trump's mass deportations.