The school in tiny O'Neill, Nebraska, was closed for the summer, but teachers opened it so children whose parents were caught in the raid had a place to go.
They were picked up as agents sought 17 individuals accused of conspiring to hire undocumented workers.
The judges claim Attorney General Jeff Sessions removed a judge from a case to ensure that the result would be one Sessions favored.
US District Judge Andrew Hanen will hear arguments on a motion to close the Obama-era program. Many fear he'll order it shut down.
Matthew Albence's rise to the No. 2 position in Immigration and Customs Enforcement is a move that may indicate a hard line on immigration from the agency.
A Federal Court Just Ruled Against Trump On Sanctuary Cities, But It Also Could Delight Jeff Sessions
The 9th Circuit agreed with a lower court that the order is unconstitutional, but rejected making the injunction apply nationwide.
Here's The Thing About Immigration Court: If The Government Doesn't Like A Ruling, It Can Get A New Judge
The Justice Department replaced an immigration judge who'd blocked the deportation of a man who failed to show up for a hearing. The new judge ordered the man deported.
New statistics released Tuesday show the extent of the Trump administration's efforts to enforce immigration laws at US workplaces.