It could be weeks until we have answers about whether the new variant's mutations make it more transmissible, more severe and potentially more resistant to vaccines.
It could be weeks until we have answers about whether the new variant's mutations make it more transmissible, more severe and potentially more resistant to vaccines.
US health officials urge more vaccinations as they work to answer 3 key questions about the new Omicron variant ktvz.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ktvz.com Daily Mail and Mail on Sunday newspapers.
It could be weeks until we have answers about whether the new variant's mutations make it more transmissible, more severe and potentially more resistant to vaccines.