https://arstechnica.com/tech-policy/2020/04/trump-admin-pulls-funding-for-drive-through-covid-19-testing/

One of the biggest challenges hampering US institutional response to the COVID-19 crisis is testing: When you can't identify who has the disease, you can't tell who might transmit it, or where they might do so. After critical months of delay, the US finally ramped up testing, but now, just as experts forecast many states are heading into the peak of this emergency, the federal government is ending funding for some successful testing programs.