The two had fled Guatemala after gang members killed his son, Marco, and threatened the rest of the family. Mr. Arredondo was not aware of the new policy, but it should not have mattered. Still, an immigration official took Andrea from Mr. Arredondo and placed them in different cells. Hours later, the officials lined up a group of children, including Andrea, and drove them away without explanation. The next day, Mr. Arredondo was transported to a different facility.

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Persons: Fernando Arredondo, Andrea, Marco, Weeks, Trump, Arredondo Organizations: Border Patrol, U.S, Detention, GEO Group Locations: Mexico, Guatemala, Laredo , Texas, Rio