speed

Next week, the National Institutes of Health will launch an unprecedented effort to find a COVID-19 vaccine. The director of the NIH, Dr. Francis Collins, plays a critical role in that effort, dubbed "Operation Warp Speed." The operation aims to deliver 300 million doses of a COVID-19 vaccine by January 2021.Collins joined "CBS Evening News"…

It has been 14 days since Aaron Weeks was tested for COVID-19, and he still doesn't have his test results."What's the point?" asked Weeks, 31, of Brooklyn, New York.Full coverage of the coronavirus outbreakHe got tested after a close contact was diagnosed with COVID-19. Even though Weeks never felt sick, people without symptoms can spread…

An idea that might seem outlandish at first is gaining some ground as a way to speed development of a coronavirus vaccine: intentionally infecting people with the virus as part of a trial.The idea, known as a “challenge trial,” would deliberately infect a few hundred young, healthy volunteers, who were first given either the potential…