Ómicron: global alarm for the new variant of covid-19 unleashes first restrictions | Video | CNN

A worldwide alarm has been triggered by omicron, the new variant of covid-19.

Germany, the UK and Italy have already reported at least one positive case.

Several countries in Europe and the United States suspended flights from some southern African countries.

Anthony Fauci, director of the US Institute of Allergies and Infectious Diseases, said omicron may already be in the country.