for more on why covid prevention has failed in the united states, we welcome lawrence brown, a professorhealth, policy, and management -- of health policy and management. seeing these record numbers of cases, hospitalizations, and deaths, i think the question that people are asking is why are americans still hesitant to wear masks? >> some of it is that example on the part of the president. it has become a symbol of liberty and freedom and resistance, i don't wear a mask because nobody tells me what to do. there is also portions of the population, they say the young invincibles, people think it is a more severe version of the flu, so if i get it, i will survive, and they probably will, but to many other people, even if they are lacking in symptoms themselves -- so joe biden is proposing, he can't mandate, he can't do a national mandate requiring people to wear masks and even if he tried to, it would cause great antagonism, but he said he will ask the american people, encourage them to wear masks for 100 days after he takes office and the hope is that that will bring about some decline in