CNN CNN Newsroom With Jim Acosta November 26, 2021 21:05:00
>> a lot of travelers will be scrambling. obviously this is a major concern not just for american travelers, but people all around the world. everybody around the world will be scrambling. jeff zelly. pete muntean, thank you for that. officials are worrying that there's a hue number of mutations. scientists are racing to find out if the current vaccines can still fight off this variant. >> reporter: a new covid variant spreading quickly in south africa. u.s. health authorities in contact with officials there. we want to find out scientist to scientist, to find out exactly what is going on. >...