CBC News: World Report with Nil Köksal, Marcia Young
6 hours ago — Visit us for articles and more from CBC News: World Report with Nil ... CBC News: World Report for February 3 2022, 11:00 a.m. Eastern.
SARS-CoV-2 seems to be constantly changing. In the span of just two years, alpha, beta, delta, lambda, mu and omicron have all made headlines. And that list doesn't include dozens of other variants that were detected but not considered high priority by the World Health Organization.