When it seemed just a few months ago the US was turning the corner on the COVID-19 pandemic, the need for tests diminished as more Americans got vaccinated and a glimmer of light appeared at the end of the tunnel. But turns out that light was the oncoming Delta variant.
Average daily hospitalizations for COVID-19 – which recently topped 100,000 – are as high as they have been since the winter surge, according to the Department of Health and Human...