An interesting study. Protestations aside, they wanted to show that minorities were killed more by cops than whites. If you want to skip the study, the very last line sums it up: “While minorities were more likely to be stopped/arrested by police, the probability of being killed/injured during a stop/arrest did not vary by race.”
Of necessity, police sometimes injure or kill a felon to protect the public or themselves. Police use of undue force is an enduring tinderbox issue in America.1–4 In the aftermath of the Civil War, adoption of the 14th Amendment to the Constitution and 18 US Code Sections 241 and 242 and 42 US Code Section 1983 provided protections against police use of excessive force or other punishment without due process of law. A unanimous US Supreme Court affirmed the applicability of these protections to the police-abetted murder of civil rights workers Schwerner, Chaney and Goodman in Mississippi in 1964.
Police instructors often teach officers about force continuums where police response progressively adjusts to match the changing level of suspect resistance. Some have started teaching de-escalation techniques. Read more here.