view. there were slightly downward trends. that's a sign. what do you make of that? and are there any areas in the country we should worry about a potential rise? >> we have seen this in other parts of the world where the delta variant has spread and then quickly come down without really any explanation or intervention, but the concern i have is we're heading into the fall, colder weather. people will be indoors more often. and so without a doubt, we're going to see another surge if interventions don't happen. so my concern is we're going to see another surge again after this, and it's just a matter of time. >> dr. uché blackstock, thank you so very much, even for that sobering message. still ahead, the totally different way covid is being traced at the nation's airports. "way too early" is back in just a minute. "way too early" is bac a minute