As U.S. Vaccine Drive Lags, Fast-Moving Coronavirus Variant Is Making Inroads Last Updated Jan. 9, 2021, 10:40 a.m. ETJan. 9, 2021, 10:40 a.m. ET New York, moving toward a targeted reopening, will allow some fans to attend a football game. Britain approves the vaccine from AstraZeneca and Oxford. Here’s what you need to know: People waiting in line to be vaccinated at a library in Bonita Springs, Fla., on Tuesday.Credit...Octavio Jones for The New York Times A slower-than-expected vaccine rollout in the United States may be about to meet a fast-moving new variant of the coronavirus. Officials in two states, Colorado and California, say they have discovered cases of the more contagious variant, which was first identified in Britain.