Los Angeles and seven nearby cities will join a federal class-action lawsuit against the Trump administration that alleges the federal government is using illegal tactics while conducting sweeping immigration raids across the county.

A judge has temporarily blocked federal agencies from conducting immigration enforcement raids in L.A. that have shocked the nation in recent weeks.

In a searing ruling, a federal judge in Los Angeles temporarily blocked the Trump administration from conducting indiscriminate sweeps in immigrant communities, saying they probably violate the 4th Amendment.