The commonality in these cautionary tales is the speed with which the final selections were made, leaving little time for thorough vetting and testing.
Philando Castile spent his driving career trapped in a seemingly endless cycle of traffic stops, fines, court appearances, revocations and reinstatements, raising questions about bias, race and luck.
Critics say training firms use ambush-style videos that make police paranoid and quick to react with force. But not exposing officers to such scenarios puts them at unnecessary risk, trainers say.
NPR's Ari Shapiro talks with former CIA Middle East specialist Andrew Liepman about the challenges in protecting soft terrorism targets, such as the seaside street attacked in Nice, France.
NPR's Ari Shapiro speaks with our regular political commentators, E.J. Dionne of the Washington Post and Brookings Institution and David Brooks of The New York Times, about the terror attack in Nice, France, and Donald Trump's new running mate, Indiana Gov. Mike Pence.
The growing African-American population in suburban Atlanta is making Georgia appear less solidly Republican than it has recently been and could make it a presidential swing state.
One week after the shooting of police officers in Dallas, NPR's Ari Shapiro speaks to Dr. Brian Williams, one of the trauma surgeons who treated the victims of the shooting. He's spoken publicly about his own difficult experiences with law enforcement as a black man.
As funerals continue for the five police officers killed in Dallas last week, investigators are focused on shooter Micah Xavier Johnson and his military service.