WATCH LIVE: FDA Considers Green Light For Pfizer Coronavirus Vaccine

The Federal Drug Administration's advisers meet Thursday to discuss whether to grant Pfizer emergency use authorization for the company's coronavirus vaccine, which has been found to be highly effective thus far in clinical trials.

The authorization would allow Americans to begin receiving their first doses of the two-dose treatment within days, marking the beginning of the largest vaccination effort in U.S. history.

The meeting was scheduled to begin at 9 a.m. The FDA is set to begin an in-depth panel discussion at 3 p.m., wrapping with votes on questions posed by its advisers. It is expected to adjourn shortly after 5 p.m.: