and sarah kliff, an investigative reporter for "the new york times" covering the american heah care system. let's begin with dr anthony fauci, the nation's top epidemiologist who spoke with me earlier this week. he was upbeat about vaccines, but he warnedin thatr could be bleak. >> now what we're seeing, almost the entire map of the country is lighting up with the dark colors which indicate increased test positivity and the slope is like that which means that if in fact you're in a situation when you do the things that are incre risk, the travel, the congregant setng, not wearing masks, the chances are that you will see a surge super imposed upon a surge. robert: that made me sit up. a surge superimposed upon a surge. yasmeen, when you listen to dr. fauci, and when you talk to health officials, what do you hear what is keeping them up at night? yasmeen: i think, you know, the biggest concern is that there really isn't a federal respons right now at this time where at the worst point in the crisis that we've been. in the sprin you saw this national shutdown, a bit more crisis is actually wo