AdvertisementFauci Says U.S. Needs More Time To 'Catch Up' On Vaccine Rollout07:00Download AudioResumeJanuary 07, 2021Noel KingfacebookEmailDr. Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, said that changes in vaccine distribution could be necessary depending on what happens in the next few weeks. (POOL/AFP via Getty Images)