Operation Warp Speed’s opaque choices of COVID-19 vaccines draw Senate scrutiny

During a hearing on COVID-19 vaccines, Francis Collins, director of the National Institutes of Health, showed off a replica of the virus that causes the disease. Science’s COVID-19 reporting is supported by the Pulitzer Center. The leaders of Operation […]

Click here to view original web page at Operation Warp Speed’s opaque choices of COVID-19 vaccines draw Senate scrutiny