MSNBC Ayman Mohyeldin Reports September 1, 2021 19:47:00
The effectiveness of masks have been asking for. hundreds of thousands of patients, randomized, as you said, but i think it also points, chris, to something really important. this is probably, one, an undercount on the decreatures infections baus they only looked at symptomatic infections. we know a lot with asymptomatic and, number two, it's how to get people to wear masks. they went door to door and gave people free masks and educated the ones that were in the quote, unquote investigation group, and that's what we should be doing here. we still have no kind of supply for masks for even the p...