FILE – In this Dec. 11, 2018 file photo, an asylum-seeking boy from Central America runs down a hallway after arriving from an immigration detention center to a shelter in San Diego. A federal judge who ordered that more than 2,700 children be reunited with their parents on Friday, March 8, 2019, expanded his authority to potentially thousands more children who were separated at the border earlier during the Trump administration. (AP Photo/Gregory Bull, File)