Latino doctor volunteered for vaccine trial. See how it went

CNN en Español medical contributor Dr. Elmer Huerta volunteered to be part of the Moderna/NIH Stage 3 Covid-19 vaccine. The trial needs more minorities to enroll to avoid delays.

CNN en Español medical contributor Dr. Elmer Huerta volunteered to be part of the Moderna/NIH Stage 3 Covid-19 vaccine. The trial needs more minorities to enroll to avoid delays.