coronavirus December 5, 2021 12:48 pm What Experts Know and Don't Know About Omicron The COVID-19 omicron variant has health experts concerned. Dr. Simon Li of the Rutgers Robert Wood Johnson Medical school explains what experts know and don’t know about the new variant thus far. US & World Videos 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 2:39 New COVID variant known as Eris causing rise in cases, experts say 2:05 Federal Covid-19 Public Health Emergency Ends After More Than 3 Years 2:05 After More Than 3 Years, COVID-19 Public Health Emergency Coming to an End 0:35 WHO: COVID Is No Longer a Global Health Emergency
