variant and still needs to be confirmed. so a lot of those are out there. there frankly should be more of them out there still. this has been a constant topic of discussion that we still have not had enough testing out there. people should be able to test every day, every week, whatever within their own homes. and that's still not happening enough. but, yes, the answer to your question. it could give you a signal that you are dealing with the possible variant. it would then need to be confirmed. >> dr. fauci said it will take two weeks to know more about the omicron variant. what indicator are you watching to see if it's spreading here in the u.s.? mostly hospitalizations? >> i think that's the truest measure. after two years of reporting on this, cases, they're going to be more variable. people can develop breakthrough cases. we know people who have been vaccinated. i think the real question is are those people getting sick and are they getting sick enough to be in the hospital? i was spending some time last night looking at the south african health ministry reports and they do see that in guatang