It's always been difficult to charge a police officer after they've killed someone while on the job. But in the Bay, it's happened a few times within the last three months. For example, in September, Alameda County District Attorney Nancy O'Malley charged San Leandro police officer Jason Fletcher for killing Steven Taylor in April 2020, and last week San Francisco DA Chesa Boudin charged Christopher Samayoa for shooting and killing Keita O'Neil in 2017. So what led these two Bay Area DAs to file charges when it's been so rare in the past? Guest: Alex Emslie, KQED Criminal Justice Editor Read the transcript here.  Subscribe to our weekly newsletter here!