New York City is starting a major effort to make sure the air is safe in every public school.
Mayor Bill de Blasio says he's taking action on growing concerns about the air quality inside city schools; CBS2's Hazel Sanchez reports.
New York City is starting a major effort to make sure the air is safe in every public school.
Mayor Bill de Blasio says he's taking action on growing concerns about the air quality inside city schools; CBS2's Hazel Sanchez reports.