breaking news. the fda granting emergency use authorization for a booster dose of pfizer's covid vaccine for the at risk and people 65 and older. the cdc will reconvene tomorrow to decide what to recommend. once they make that decision, if approved, eligible people could start getting booster doses right away. so let's get the latest on the breaking news from cnn's chief medical correspondent, dr. sanjay gupta. doctor, thanks for joining. so, the fda has made its decision. what happens now? >> well, so the fda authorization typically takes us now to the cdc, which then officially recommends this. so it's two -- two parts of the process here. we saw that before with the emergency-use authorizations. it's the same sort of thing here. what the fda has said and you can take a look at this list is people over the age of 65, just like their committee