Covid-19: US schools delay openings as Omicron rages; New York City hits 33% positivity rate
Children arrive at Bronx Elementary School in the Bronx borough of New York City NEW YORK, Jan 4 (NNN-AGENCIES) — Thousands of US schools delayed this week’s scheduled return to classrooms following the holiday break or switched to remote learning as the Omicron variant of the coronavirus pushed COVID-19 cases…

