Russia announced that it will be the first country in the world to have a vaccine against covid-19.
And while this could be good news in the race against the pandemic, international health agencies and medical experts have expressed distrust of the processes that led to the development of the vaccine that Russia has called Sputnik V.
Dr. Elmer Huerta talks with Guillermo Arduino at the CNN Digital Encounter to tell us how the research is going on the long-awaited vaccine against the new coronavirus.