Leading child health care groups -- including the American Academy of Pediatrics -- said Tuesday the pandemic has triggered a "national state of emergency" in mental health among U.S. youth, and policy makers need to act. The Education Department issued new guidance for how to address the crisis in K-12 schools and bolster mental health. Secretary Miguel Cardona joins Amna Nawaz with the details. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders