situation, driving a wedge and does that help, does that help avoid an invasion? >> macron is sort of freelancing beyond nato to an extent here. he was being diplomatic, hence he is a diplomat. >> yes. >> several states that were early adopters of mask mandates in schools now announcing that the mandates will soon come it an end. in new jersey, governor phil murphy announced an end to mandates for schools and child care on march 7th. in delaware, they will expire on march 31st. california state wide indoor mask requirements will expire a week from today. in oregon, it was dropping its indoor mask mandate no later than march 31st. we want to bring in dr. lucy mcbride, practicing internist and author of a popular covid newsletter, who has been advocating for this type of action now for some time. dr. mcbride, make clear, what is different about where we are today than 18 months ago? >> john, thanks so much for asking that great question. in march 2020, when we knew very little about the virus, it was