First COVID-19 vaccine tested in US poised for final testing

The first COVID-19 vaccine tested in the U.S. revved up people’s immune systems just the way scientists had hoped, researchers reported Tuesday — as the shots are poised to begin key final testing. “No matter how you slice this, this is good news,” Dr. Anthony Fauci, the U.S. government’s top infectious disease expert, told The Associated Press. The experimental vaccine, developed by Fauci’s colleagues at the National Institutes of Health and…