How Many People Need Vaccines to Reach Herd Immunity?
A man wears a protective face covering
A man wears a protective face covering
Temporary tents erected outside of a restaurant
A Wastewater Treatment Works
A display of pumpkins
A traditional Thanksgiving table.
Syringes in front of Pfizer logo
A patient waits to see a doctor
Many Americans report an increase in dieting
Host/chef Marcus Samuelsson