see and know how it originated. was it from a species to humans? was it a laboratory error? was it, the worst-case scenario, a weaponization by a country? we need to know so that those causes, all right, can be contained or we can learn how to not let this virus progress for the future. absolutely essential. >> i summarized at the top the remarks from the director general of the w.h.o. let's listen to him here. >> it would be a monumental error for any country to think the danger has passed. the tailored and consistent use of public health measures in combination with equitable vaccination remains the way out. >> so vaccination numbers in the u.s. look good. not great. but they look pretty good. things are opening up across the