Elderly residents line up for Covid-19 vaccinations Monday at a vaccination site in Beijing’s Xicheng district. Photo: The Paper

Residents ask questions about getting vaccinated. Photo: The Paper

Residents wait to receive a Covid-19 vaccine. Local authorities said Tuesday that some senior citizens in good physical condition can start receiving the shots, while they didn’t disclose any details about the vaccine. Photo: The Paper

A man gives a thumbs up to a resident waiting to receive a Covid-19 vaccine. Photo: The Paper

Residents sit in an observation area after receiving a dose of the vaccine. Photo: The Paper

Residents are required to stay in the observation area for 30 minutes to see if they have any adverse reactions to the vaccine. Photo: The Paper

A resident shows a consent form that needs to be signed to receive a Covid-19 vaccination. Photo: The Paper