WASHINGTON - White House chief of staff Mark Meadows on Friday pressed Food and Drug Administration chief Stephen Hahn to grant an emergency use authorization for Pfizer's coronavirus vaccine by the end of the day or face possible firing, two administration officials said.The vaccine produced by Pfizer Inc.
and its German partner BioNTech won a critical endorsement Thursday from an FDA panel of outside advisers, and sign off from the agency — which is expected within days — is the next step needed to get the shots to the public.The FDA is not required to follow the guidance of its advisory committees, but often does.Meadows spoke to Hahn by telephone on Friday, according to a senior administration official who was familiar with the.