This isn't quite correct. They eventually knew that masks worked, but delayed to help doctors get them: https://www.businessinsider.com/fauci-mask-advice-was-be

This isn't quite correct. They eventually knew that masks worked, but delayed to help doctors get them: https://www.businessinsider.com/fauci-mask-advice-was-because-doctors-shortages-from-the-start-2020-6 https://www.businessinsider.com/fauci-mask-advice-was-becaus...