CDC advisers vote to narrow use of J&J vaccine amid concerns about blood clots : Coronavirus Updates : NPR

Doses of the Johnson & Johnson COVID-19 vaccine are stacked in boxes at the McKesson facility in Shepherdsville, Ky., on March 1. Pool/Getty Images hide caption toggle caption Pool/Getty Images Doses of the Johnson & Johnson COVID-19 vaccine are stacked in boxes at the McKesson facility in Shepherdsville, Ky., on March 1. Pool/Getty Images A…