A federal judge said Tuesday that the U.S. government must reunite 63 children under the age of five who were separated by immigration officials when crossing from Mexico into the U.S. as soon as Tuesday or face penalties. Reuters reports U.S. Judge Dana Sabraw in San Diego told government attorneys he was sticking with the deadlines he set last month. He initially ordered children under five to be reunited Tuesday and another 2,000 children by July 26. He said, “These are firm deadlines.