Fauci Upbeat on Vaccine Rollout; N.Y. Cases Slow: Virus Update

We're tracking the latest on the coronavirus outbreak and the global response. Sign up here for our daily newsletter on what you need to know.

The U.S. vaccine rollout is picking up speed after a slow start and could be fully on track within a week or so, said Anthony Fauci, the nation’s top infectious disease expert. Officials with the federal government’s Operation Warp Speed are exploring making the vaccine available to more people by offering half-doses of a Moderna Inc. shot to people ages 18 to 55.