08/19/2014 12:26 pm ET Updated Aug 19, 2014

Nobody Knows How Many Americans The Police Kill Each Year


Earlier this month, a police officer shot and killed an unarmed black teenager, Michael Brown, in Ferguson, Missouri. The shooting and the response have reignited concerns about racial profiling, police brutality and police militarization. The incident has also drawn attention to a remarkable lack of knowledge about a seemingly basic fact: how often people are killed by the police.

Read more on FiveThirtyEight