>> i was going to ask you, mark, the president has made clear that the country is not headed for another round of shuptdowns and lockdowns. he keeps saying this is not march of 2020. do you think the u.s. economy could sustain another round like that? >> well, i don't think we're going down that path. we shut businesses -- we came to a complete standstill and that was devastating to the economy, to jobs, to unemployment. we are in a very different place today than we were two years ago. so not arguing that. i think it is pretty clear that the pandemic is still doing real damage and has an impact the way people behave, the sheltering in place they do, the amount of travel they do. it affects businesses because people get sick. you can't -- people can't go to work or they're fearful of going to work. it scrambles supply chains because other parts of the world have different protocols. we're not going to shut down