Dr. Sanjay Gupta breaks down AstraZeneca pause of Covid-19 vaccine trial – CNN Video AstraZeneca Covid-19 trial pause? Remember, there is currently no vaccine to prevent coronavirus disease. Therefore the best way to prevent illness is to avoid being exposed to this virus. Author: Anthony Joyner Posted On: September 9, 2020 @ 4:54 pm Filed under: Uncategorized