Impunity for Joe Arpaio makes good policing harder. So does access to military gear.
We need more than a national conversation about race and policing. We need spiritual and political change at the local level.
In the 19th century, the U.S. adopted a "social peacekeeper" model of policing. Then the Civil War left behind a surplus of firearms.
On the international scene, Rwanda has become a synonym for doing nothing in the face of genocide. After 20 years, what's changed?