His agency started a double blind trial with Remdesivir in Feb and it was global in nature and 1100 patients in a double blind with placebo. The investigators saw an increase in days to recover and shared that data with Dr Fauci He said they now know the virus can be blocked , and Remdesivir data will serve as a building block to developing a treatment. They want to now do a trial with a MAB. Their data will be sent for peer review.