Photo taken June 18, 2018 shows immigrant children, many of whom have been separated from their parents under a new "zero tolerance" policy by the Trump administration, are led by staff in single file between tents at a detention facility next to the Mexican border in Tornillo, Texas, U.S.(Photo/Agencies)
Photo taken June 18, 2018 shows immigrant children, many of whom have been separated from their parents under a new "zero tolerance" policy by the Trump administration, are led by staff in single file between tents at a detention facility next to the Mexican border in Tornillo, Texas, U.S.(Photo/Agencies)
Photo released by the U.S. Department of Health and Human Services on June 25 shows medical facilities at the Tornillo facility, a shelter for children of detained migrants, in Tornillo, Texas, U.S.. (Photo/Agencies)
Photo taken June 18, 2018 shows immigrant children, many of whom have been separated from their parents under a new "zero tolerance" policy by the Trump administration, are led by staff in single file between tents at a detention facility next to the Mexican border in Tornillo, Texas, U.S.(Photo/Agencies)
Photo released by the U.S. Department of Health and Human Services on June 25 shows medical facilities at the Tornillo facility, a shelter for children of detained migrants, in Tornillo, Texas, U.S.. (Photo/Agencies)
Photo released by the U.S. Department of Health and Human Services on June 25 shows medical facilities at the Tornillo facility, a shelter for children of detained migrants, in Tornillo, Texas, U.S.. (Photo/Agencies)
Photo released by the U.S. Department of Health and Human Services on June 25 shows medical facilities at the Tornillo facility, a shelter for children of detained migrants, in Tornillo, Texas, U.S.. (Photo/Agencies)
Photo released by the U.S. Department of Health and Human Services on June 25 shows medical facilities at the Tornillo facility, a shelter for children of detained migrants, in Tornillo, Texas, U.S.. (Photo/Agencies)
Photo released by the U.S. Department of Health and Human Services on June 25 shows medical facilities at the Tornillo facility, a shelter for children of detained migrants, in Tornillo, Texas, U.S.. (Photo/Agencies)
Activists demonstrate as a group of U.S. mayors hold a press conference outside the holding facility for immigrant children in Tornillo, Texas, near the Mexican border, June 21, 2018. About 20 mayors from cities across the country call for the immediate reunification of immigrant children with their families. (Photo/Agencies)
Activists demonstrate as a group of U.S. mayors hold a press conference outside the holding facility for immigrant children in Tornillo, Texas, near the Mexican border, June 21, 2018. About 20 mayors from cities across the country call for the immediate reunification of immigrant children with their families. (Photo/Agencies)