District officials closed city-run coronavirus testing sites on July 20, citing dangerously hot temperatures, and opened cooling centers for the public.
The Smithsonian’s National Zoo and Conservation Biology Institute announced that it has welcomed two young female American bison, named Lucy and Gally.
The District of Columbia has tested over 13,700 people for coronavirus antibodies in their blood and less than six percent (809) turned out to have them.
The Health and Medicine Division of the National Academies of Sciences (NASEM) will hold a virtual workshop on the future of the food system on July 22.