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Or a couple of months, maybe, before we actually get a really clear handle on how sick that variant is making people. >> so in the u.s. right now, omicron is showing up in at least 16 states. do you think enough is being done right now from a national perspective to try and contain this variant early on, according to health officials? omicron we know is highly transmissible. what are the chances or how long before it becomes the dominant strain here in the u.s.? >> it could become the dominant strain, but maybe it won't. we just don't know yet. in terms of watching what's happening with this v...

Vaccination coverage, a continuing to promote public health and social measures like mask wearing and social distancing, ensuring strong health care capacity, strengthening active surveillance, and taking a risk-based approach to border control. although there's still a lot we don't know, we do know this variant seems to be more transmissible, isa. and as a result many governments across the region are tightening entry requirements and quarantine rules while others have outright banned the entry of travelers from certain countries. >> yes, so lots of unanswered questions. we are waiting for th...

We're hearing from scientists, we're hearing from hospitals that the symptoms are not as severe, specifically for people under the age of 40. the big concern is, as you start to look at the older demographic, what wroteould tha mean? what would that mean for kaef city? scientists are worried about immunity escape right now. they are concerned about what it means for fully vaccinated people as well. the hospitalizations in the country right now are still dominated by unvaccinated people. the genetic sequencing that's occurring in south africa right now, isa, is focusing on trying to collate cli...

Pandemic. that gave them the experience to know how to look at viruses, now how to break down the genetic sequencing. one of the pioneers in this field is dr. richard lessles. he helped discover the beta variant almost a year ago. i was on the phone with him yesterday back doing these zoom interviews and we were talking about this new variant. they have mostly anecdotal evidence about the symptoms. some of the symptoms appear to be a little different. some doctors and nurses are describing they're not seeing loss of taste and smell. they're generally seeing younger people infected. some of the...

Medical center. dr. siegel, you've been on top of this for us. i want to start with what is the latest you are hearing on this new concerning omicron variant? >> well, first of all, i didn't have, i want to set the scene with this by telling your viewers that there are thousands of variants that have emerged already with this virus, but there's only five that have been identified as variants of concern, and this is fifth. the world health organization seems to have been behind the delay on this again because by the time it was identified, it had already spread to several countries as you've ju...