KGO ABC World News Tonight With David Muir December 4, 2020 01:39:00
Apologized, but hoping to convince americans the vaccine is safe, fauci saying the fda is carefully reviewing the data. >> if we had jumped over the hurdle here quickly and inappropriately to gain an extra week or a week and a half, i think that the credibility of our regulatory process would have been damaged. >> reporter: states and cities preparing for the biggest and most complicated vaccine rollout in american history. new york governor andrew cuomo today unpacking a sample box of pfizer's vaccine, which must be stored at minus 94 degrees. holding up a vile, each containing five doses. th...