STUDIES:
155/
“The general non-indictment of law enforcement in the murders of unarmed African Americans provides resounding evidence that little personal accountability exists for these murders."

Armed and Dangerous? An Examination of Fatal Shootings of Unarmed Black People by Police
Journal of Pan African Studies
Vol. 8 Issue 4, pp. 45–78,
2015
Comment on this study on its Twitter thread.