AdvertisementOmicron is spreading. Dr. Ashish Jha answers 9 questions about it and what you can doDecember 18, 2021Mary Louise KellyAyen BiorGabe O'ConnorNoah CaldwellfacebookEmailThe arrival of the omicron variant in New York City has resulted in a rise in cases and the return of long lines for COVID testing. It has many people comparing this December to March 2020 when the pandemic began. (AFP via Getty Images)
