US FDA chief defends process for approving Covid-19 vaccine
US Food and Drug Administration Commissioner Stephen Hahn defended the FDA's process for approving Pfizer's Covid-19 vaccine on Sunday and denied claims by President Donald Trump that the vaccine could have been available a week sooner.
"We do not feel that this could have been out a week earlier," Hahn said on ABC's "This Week," noting that the FDA went through its process appropriately and that he felt "very confident" in the decisions the agency made.
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