California's state epidemiologist recommended providers stop using a lot of the Moderna vaccine pending completion of an investigation by state officials.
Moderna has already begun a study testing the vaccine in adolescents as young as 12, and CEO Stephane Bancel expects that study will be done by the time the fall…
Moderna’s Covid-19 vaccine is the second approved for use in the U.S. It will bolster the number of available doses, which states desperately need to fend off the pandemic.