sectors to curb the variant. get more shots and more arms. so we are happy to have back with us, doctor irwin red liner, founder of columbia university's center for emergency preparedness, also a professor of pediatrics. doctor, i want to gauge your level of concern. and maybe it's regional, for the weeks and months ahead. >> well, good evening brian. unfortunately, something like this kind of pandemic, where the wildly out of control delta variant is not likely to say anything. in some ways, in the northeast, we are living in a bubble. hopefully it does not lead to complacency, where we figure we are in vulnerable. i think all bets are off now. i don't want to alarm people, but i think we do need to be cautious. we just had our big labor day holiday, with a lot of people