School closures due to the coronavirus have left many homeless students even more vulnerable than before. There are more than 1.5 million homeless public school students in the U.S., according to the National Center for Homeless Education. For those young people, many of whom rely on school for safety, stability and food, the mass closures of school buildings all over the country due to the coronavirus have left them even more vulnerable than before. NewsHour Weekend's Zachary Green reports.