In his new book, Deported to Death, Jeremy Slack undertakes one of the most thorough efforts to date to track the fate of deportees.
The "Remain in Mexico" plan promised humanitarian visas and work permits. But asylum seekers are being sent back to dangerous living conditions.
A federal court has decided to allow the administration to continue sending asylum seekers back to Mexico as the lawsuit against the Remain in Mexico plan makes its way through the legal system.
In the last 10 days, the Remain in Mexico plan was blocked by one judge, only for that judge's preliminary injunction to be stayed by another court.
A federal judge in San Francisco has issued a preliminary injunction against the Migrant Protection Protocols.
Some assumed courts would stop the plan immediately. But because the details of the plan remain opaque, advocates have had trouble challenging it.
As a Honduran man was returned to Mexico under the new plan, questions remained unanswered on both sides of the border.