Nate Silver @NateSilver538
So, we have agreements to buy 200M doses of Moderna (enough for 100M people) and 200M of Pfizer (enough for another 100M). Does this means the WH expects Johnson & Johnson to be approved, which would get another 100M covered (though currently a 1-dose vaccine)? — PolitiTweet.org
Jonathan Lemire @JonLemire
WASHINGTON (AP) — White House: US expects to deliver enough vaccine to states this summer for 2-dose regimen for 300M Americans.