Moderna asks FDA to authorize booster for all adults
Moderna has now asked the FDA to authorize its COVID-19 booster for all adults.
Pfizer has already asked the FDA to amend its booster authorization to all adults.
The FDA could make an authorization decision by Friday. The CDC also needs to sign off. The CDC's advisory committee will meet on Friday to discuss new booster recommendations.
Johnson & Johnson boosters are already authorized for everyone 18 and older.
-ABC News' Sony Salzman