The document discusses several incidents of violence involving black individuals and the criminal justice system. It summarizes the death of Eric Garner, who was placed in a chokehold by police for selling loose cigarettes, and the failure to indict the officer involved. It also discusses the shooting of Tamir Rice, a 12-year old boy holding a toy gun in a park, within seconds of police arriving. Finally, it mentions the shooting at Florida State University's library by a black alumni, and the protests and reactions to these and other incidents across the US.