STUDIES:
613/
“Blacks had 2.8 times the rate of legal intervention death compared with whites… In most cases, at least one involved officer was white (84.3%)” & “Black victims were significantly more likely to be unarmed …[and] less likely… to have posed an immediate threat to LE."

Deaths Due to Use of Lethal Force by Law Enforcement
American Journal of Preventive Medicine
Vol. 51 Issue 5, pp. S173–S187,
2016
Comment on this study on its Twitter thread.