schooling in a pandemic January 3, 2022 11:36 pm 77 Philadelphia Schools Go Virtual This Week The Philadelphia School District announced 77 schools will go virtual this week due to staffing issues amid the latest spike in COVID cases. US & World Videos 1:30 Mask Mandate Returns to Philly Public Schools, for Now 0:32 Students in Philly, Camden Public Schools Must Mask to Start 2023 0:28 Camden Public School Students to Return Masked After Winter Break 1:45 Health Officials Want People to Mask Up During the Holiday Season 9:54 A Survival Story at Sea: The Lineup