What Is An mRNA Coronavirus Vaccine?

More than 30 biotech and pharmaceutical companies around the world are racing to develop a safe Covid-19 vaccine. The process is moving quickly with several vaccine candidates entering late-stage trials in a matter of months. Two of the companies developing a vaccine — Pfizer and Moderna — are utilizing a promising new technology called messenger RNA. Watch the video to learn why experts believe this vaccination method could be a game-changer for getting back to normal. CORRECTION At 0:30, this video misstated the number of companies chosen by the White House to receive ‘fast track’ designation from Operation Warp Speed. Vaccine projects from Sanofi, in partnership with GSK, and Novavax also received fast-track status. » Subscribe to CNBC: » Subscribe to CNBC TV: » Subscribe to CNBC Classic: