Virus Outbreak New York Schools

Teachers, parents and children march in the Brooklyn borough of New York to protest the reopening of city public schools amid the threat of a teachers strike, Tuesday, Sept. 1, 2020 in New York. Mayor Bill de Blasio, joined by officials from both the teachers' and principals' unions, delayed in-person learning in New York City public schools until Sept. 21 with remote learning set to begin on Sept. 16. (AP Photo/Mark Lennihan)