Omicron wave creates chaos for school districts post holiday breaks - NBC News

Omicron wave creates chaos for school districts post holiday breaks  NBC NewsMaryland school districts decide whether to return in-person or virtual learning  WBAL-TV 11 BaltimoreSchool District of Philadelphia plans for return of in-person learning in January  WPVI-TVSchools urged to tighten testing, upgrade masks when they reopen Monday amid Omicron surge  Yahoo NewsMontgomery Co. schools scheduled to reopen in person Monday  WTOPView Full Cove