A U.S. citizen and Army veteran who works as a security guard at a California cannabis farm said on Wednesday that U.S. officials arrested him during an immigration raid last week and held him for three days without explanation.

As Judge Maame Ewusi-Mensah Frimpong’s ruling rippled across the region, the federal government requested an immediate stay, pending appeal. Here’s what you need to know.

The lawsuit accused the DHS of operating a program of “abducting and disappearing” community members using unlawful arrest tactics.