COVID-19 is still a threat, but getting a vaccine is harder for many people

Wastewater surveillance finds moderate to very high levels of infection in much of the U.S.

A blue and green banner and a red sign advertise the availability of COVID-19 vaccines outside a pharmacy in Brooklyn.

A Brooklyn, N.Y., pharmacy advertises flu and COVID-19 vaccines in September. The FDA’s restrictions on who is eligible for the COVID-19 shot has led to confusion and made it harder for some people to get the vaccine.

Spencer Platt/Staff/Getty Images

Traveling across state lines in search of an available shot.