“Public frustration with policing has led to calls nationwide for more cameras worn by officers. But what do those cameras actually reveal?” The NYT has an interesting video quiz to help understand when cameras help, and when they don’t.

+ WaPo: In shootings by police, 1 in 5 officers’ names go undisclosed.

+ And, a headline that seems to sum up recent news about both Chicago and social media: Chicago Man Shot Multiple Times While Live-Streaming On Facebook.