The Congressional Research Service says Congress could rein in FDA’s broad discretionary authority over vaccine clinical trial policies by legislating how the agency and Institutional Review Boards approach clinical trial designs and reviews for the current COVID-19 pandemic, as well as for future emergencies. In a Tuesday (June 2) report , CRS suggests Congress could provide more specific direction to FDA and IRBs on how to approach clinical trials in emergency situations, and also could appoint a neutral scientific body...