GENEVA : The new Covid-19 Omicron variant poses a "very high" risk globally, the World Health Organization warned Monday, stressing that uncertainties remained about how contagious and dangerous the strain was. "If another major surge of Covid-19 takes place driven by Omicron, consequences may be severe," WHO said in a technical note, adding though that "to date, no deaths linked to Omicron variant have been reported."This story has been published from a wire agency feed without modifications to the text.Never miss a story!