Officials in Costa Rica and Panama are confiscating migrants’ passports and cellphones, denying them access to legal services and moving them between remote outposts as they wrestle with the logistics of a suddenly reversed migration flow.

Trump’s tariff threats and political pressures are believed to be reasons third countries agreed to receive deportees.

A flight carrying primarily Asian undocumented migrants, 65 of whom are minors, is expected to land in San Jose, Costa Rica on Thursday afternoon.