Killing of John Crawford III
On August 5, 2014, John Crawford III, a 22-year-old African-American man, was shot and killed by a police officer in a Walmart store in Beavercreek, Ohio, near Dayton, while he was holding a BB gun that was for sale in the store. The shooting was captured on surveillance video and led to protests from groups including the NAACP and the Black Lives Matter movement.
Source: Wikipedia — Killing of John Crawford III (CC BY-SA 4.0)