(CNN) — A federal judge ordered the release of more than 600 people arrested as part of the Trump administration’s immigration crackdown in Illinois, according to CNN affiliate WLS , dealing a blow to federal efforts to detain and deport as many undocumented people as possible.

US District Judge Jeffrey Cummings on Wednesday morning sided with attorneys from the National Immigration Justice Center and the ACLU. The plaintiffs alleged more than 3,000 people were arrested between June and October in “Operation Midway Blitz.”

Now, 615 of those arrested must be granted bond by noon on November 21, according to the ruling, which applies to people who do not have mandatory detention orders and do not pose a significant threat.

“They’re all being awarded bond for 615, but how is that proces

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