In March of last year, Alba Luz Maldonado Paz left her Honduras town in search of a better life. The 36-year-old woman said she left her country due to a lack of economic opportunities and physical danger. She was terrified, she explains, when members of an international criminal gang, La Mara 18, threatened to kill her.

Immigrant families fleeing civil strife must give up their privacy in new ways.   Under mounting political pressure from its northern neighbor, Mexico has been allowing agents of the United States deep into its territory to allow the bulk collection of biometric data, such as fingerprints and retinal scans, from Central American migrants fleeing domestic violence and civil conflict in their own homeland.   The questionable legality of any of this aside, Trump’s aggressive, nativist immigration policy is placing undue strain on a program that has made Mexico and the U.S. unlikely partners in the fight to stop the flow of undocumented labor across