Katie Mettler and Georgetown’s Christy Lopez delve into the movement to “defund the police.” Michael Kranish looks into Joe Biden’s complicated history on criminal justice. And Lenny Bernstein reports on a new hope for patients whose lungs have suffered from covid-19.Read more:Defund the police? Here’s what that really means). Joe Biden let police groups write his crime bill. Now, his agenda has changed).Surgeons perform the first known lung transplant) for a coronavirus patient in the U.S. Subscribe to The Washington Post: https://postreports.com/offer)