Maryland Pauses Use of Johnson & Johnson COVID-19 Vaccine
File photo. Dozens of people stand in line to receive a vaccine that helps fight COVID-19 at the vaccination site at Greenbelt Metro Station in Greenbelt, MD on April 7, 2021.

File photo. Dozens of people stand in line to receive a vaccine that helps fight COVID-19 at the vaccination site at Greenbelt Metro Station in Greenbelt, MD on April 7, 2021.