To beat COVID-19, the race is on to find a vaccine.
A major part of the research is going on just outside New Orleans, a region suffering heavily from the pandemic.
Clinical studies are difficult, and at times tedious work, but with an area that saw so many sickened by the virus, there is hope.
The cure could be in the bloodstream of those whose immune systems rallied to defeat the coronavirus.
CGTN’s Sean Callebs reports.