
Niels Lesniewski @nielslesniewski
@wilsonpj44 @Whitj001 @Bencjacobs @PressSec Psaki addressed this a bit at the press briefing, actually. The production process for the Pfizer & Moderna vaccines is different, apparently. J&J has more of a standard vaccine like what Merck might otherwise manufacture. — PolitiTweet.org