After weeks of chaotic immigration raids in public and at workplaces across Southern California, a judge has granted a temporary restraining order in a lawsuit, requiring federal authorities to find “reasonable suspicion” to make immigration arrests in California’s central district,

Authorities executed criminal search warrants in Carpinteria and Camarillo, California, on Thursday, the Department of Homeland Security said.

DHS said the law enforcement activity was part of an investigation into immigration and potential child labor violations.