the border. it gets very hard for the federal government to track the location of both people. the reporter who exposed there story is josh robin. he saw the young girls being taken to the foster services center. you may have seen it going viral online. josh, how did you find this? what does it mean? we got a tip. i got a tip from a source and another source confirming it telling me to show up at a facility that s on park avenue but not the fancy park avenue. park avenue in east harlem. it s dark and doesn t look like there s anyone around. we re waiting around and after midnight, shortly before 1:00, a car pulls up and a bunch of young girls come out and it was extremely mysterious.