The first case of the omicron COVID-19 variant was confirmed in California in a fully-vaccinated traveler who had returned from South Africa. The person developed mild symptoms. WATCH FULL EPISODES OF WORLD NEWS TONIGHT: https://abc.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #WorldNewsTonight #Covid-19 #Omicron #Variant