231: BU's Covid tinkering, FDA on trial, & why it's hard to take drugs off the market
Lawyer and bioethicist \u200b\u200bHolly Fernandez Lynch joins us to explain a watershed test of the FDA's authority to revoke drug approvals. And STAT's Helen Branswell calls in to discuss the headline-grabbing research at Boston University involving a lab-developed version of the virus that causes Covid-19.