National Institutes of Health Director Francis Collins on Thursday (Aug. 13) shot down estimates that a COVID-19 vaccine could be out for distribution earlier than November or December, as an Operation Warp Speed official reiterated that the goal is to get a vaccine distributed by January 2021. HHS and White House officials have touted a fall timeline for vaccine distribution, including potentially October. President Donald Trump also recently said he thinks a vaccine could be available as early as Nov...