The Fringe Scientists Making a Homemade Vaccine

Dozens of companies are rushing to test and produce a Covid-19 vaccine as fast as possible. But a fringe group of DIY scientists made a bet that without regulatory hurdles, they could produce a vaccine themselves a whole lot faster. But as Kristen V. Brown reports, they learned that making a vaccine that works reliably--and can be proven safe--is incredibly difficult.See omnystudio.com/listener for privacy information.