Wed Dec 22 2021

By the end of last year, if you needed a coronavirus test, you could get one. But when vaccines arrived, focus shifted. Many of the vaccinated felt like they didn’t need tests and demand took a nosedive. Testing sites were closed or converted into vaccination sites. And Abbott Laboratories, a major test manufacturer, wound up destroying millions. However, with the surge of the new Omicron variant, which is less susceptible to vaccines, demand for testing is back — and it is outstripping supply. Guest: Sheryl Gay Stolberg, a Washington correspondent, covering health policy for The New York Times.