A farm worker was in critical condition on Friday, his family said, after being injured during a raid by US immigration agents on a legal cannabis farm in California that resulted in the arrests of 200 undocumented migrants and clashes with protesters.

President Donald Trump, meanwhile, called demonstrators involved in attacks on Immigration and Customs Enforcement (ICE) agents "slimeballs" and said they should be arrested.

In another development, a district judge ordered a halt to "roving patrols" in Los Angeles by federal agents who were detaining suspected undocumented migrants without probable cause and denying them due process.

District Judge Maame Ewusi-Mensah Frimpong ordered an end to the arrests, which she said were being made "based upon race alone," on whether a person was speaking Spanish or English with an accent or because of their place of work.

Trump's remarks and the court order come a day after a chaotic raid on a cannabis plantation in Ventura County some 56 miles (90 kilometers) from Los Angeles left one farm worker critically injured.

The United Farm Workers labor union had said in an........

© International Business Times