AdvertisementFDA's Hahn Apologizes For Overselling Plasma's Benefits As A COVID-19 TreatmentAugust 25, 2020Richard HarrisfacebookEmailFood and Drug Administration Commissioner Stephen Hahn drew a hailstorm of criticism from scientists this week for mischaracterizing a study's findings in a way that hyped the benefits of convalescent plasma. He later apologized, but critics say the damage was done. (AP)