Scientists do not yet know how dangerous the new Omicron variant is, but its many mutations set off alarms, lowering hopes of putting the pandemic in the past. https://ift.tt/3nWaIKj https://ift.tt/3reqtye World New York Times November 25, 2021 at 07:00PMNew ‘Variant of Concern’ Fuels Global Fear of Another Virus Surge

By Richard Pérez-Peña and Jason Horowitz from NYT World https://ift.tt/3nWaIKj
https://ift.tt/3nWaIKj https://ift.tt/3reqtye New York Times