
Nate Silver @NateSilver538
That works out to ~250m Americans who'll get a vaccine. Let's say 80% are covered with 2-dose vaccines and 20% with 1-dose vaccines. That's ~500m doses. We've delivered ~20m so far so ~480m to go. There are ~240 days between now and Sept. 21 so that works out to 2 million/day. 2/ — PolitiTweet.org