Is it worth risking lives to speed up a coronavirus vaccine?

What’s happening: The Trump administration last week announced a program to dramatically speed up the process of creating a vaccine for the coronavirus through a project called “Operation Warp Speed.” Containment efforts like social distancing and a robust testing regime can help limit virus spread, but experts agree the pandemic won’t be truly behind us until the broader population is given immunity through a vaccine.

Despite the urgency, creating a vaccine is a slow, painstaking process. There are as many as 90 vaccines in development around the world, though only...