https://www.siliconvalley.com/2020/04/25/coronavirus-in-a-race-against-time-vaccine-testing-expands/

In the battle to prevent COVID-19 infection, a vaccine will be our safest armor.

As casualties climb, pharmaceutical companies and young volunteers are racing to design, build and test a defense that can protect us. Unless a vaccine is developed soon, people susceptible to the virus will continue to be at risk.