The World Health Organization has named the new South African COVID-19 variant after the Greek letter omicron, a clear indication experts believe the mutated virus could prove to be a serious threat going into the winter season.
Covid-19 Nu: EU tells member states to ban travel to and from countries where new variant detected dublinlive.ie - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dublinlive.ie Daily Mail and Mail on Sunday newspapers.