The federal judge overseeing the case of a man mistakenly deported to El Salvador said she would allow for expedited fact-finding to help her figure out whether the Trump administration is complying with her order that it “facilitate” his return from one of the country’s notorious mega-prisons.

A federal judge in Maryland is expected to question the Trump administration Tuesday about its continued refusal to retrieve Kilmar Abrego Garcia from an El Salvador prison, even after the Supreme Court ordered his return to the U.S.