This is NPR's Book of the Day. I'm Glenn Weldon. It's been three years since George Floyd was murdered,

an act that precipitated a global reckoning with state-sponsored violence against black men.

In this one particular case, that reckoning led to actual accountability. Minnesota's Attorney General Keith Ellison successfully prosecuted the police officers responsible for George Floyd's death.

But as Ellison notes in his new book, Break the Wheel, ending the cycle of police violence,

accountability isn't justice, it's a step toward justice.

In the book, Ellison explores that crucial difference.

He also lays out a policy roadmap that he believes can lead to the kind of

systemic change in policing that will prevent the murder of more black men. He spoke about it

with morning editions Leila Fadul. In the U.S., national security news can feel far away from

daily life. Distant wars, murky conflicts, diplomacy behind closed doors on our new show, Sources and Methods.

NPR reporters on the ground bring you stories of real people,

helping you understand why distant events matter here at home.

Listen to sources and methods on the NPR app or wherever you get your podcasts.

Three years ago, George Floyd, a black man, was murdered by police in Minneapolis.

It was caught on video.

That video ran for more than nine minutes.

Floyd's neck is under a white police officer's knee as he pleads for his life.

Protests erupted in Minneapolis and then around the world.

And when the local community lost faith in the county prosecutor,

the job of building the case against the police who killed Floyd fell to Minnesota Attorney

General Keith Ellison. For me, it was a gut check moment. One of those moments where you ask

yourself, what am I about and what am I in this for? And my answer had to be, we're going to do

...