The Food and Drug Administration asked states on Tuesday to temporarily halt using Johnson & Johnson’s Covid-19 vaccine “out of an abundance of caution” after six women in the U.S. developed a rare blood-clotting disorder that left one woman dead and another in critical condition.”Right now, these adverse events appear to be extremely rare,” the FDA said in a joint statement with the Centers for Disease Control and Prevention. “COVID-19 vaccine safety is a top priority for the federal government, and we take all reports of health problems following COVID-19 vaccination very seriously.”All six cases occurred in women …
