On Jan. 1, 2009, Oscar Grant was shot and killed by a BART police officer. The killing was recorded and the video went viral.
There are so many other names here in California, too: Oscar Grant, Mario Woods, Stephon Clark, and many more. And each time, public outrage and pressure helped create some change. But it's never been enough.
Guest: Alex Emslie, KQED criminal justice reporter
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