Some survivors have been detained by the police, while politicians have lashed out at the newcomers as scapegoats for intractable problems like crime, joblessness and a housing shortage.
The roughly 91,000 migrants who were arrested after crossing together as families exceeded a record set in May 2019, the height of the border crisis during the Trump administration.
A three-judge court of appeals said the African country was not a safe country for migrants seeking asylum. The government is now expected to appeal to the Supreme Court.