From the article: "...The U.S. Supreme Court has said an officer’s fear for their life in the heat of the moment matters, even if in hindsight it turns out they weren’t in danger. Chief Justice William Rehnquist wrote in a 1989 ruling that shaped the legal landscape that the “calculus must embody an allowance for the fact that police officers are often forced to make split-second decisions about the amount of force necessary in a particular situation.”
It takes the brain about three-fourths of a second to react to a perceived threat, said Chris Burbank, a former police chief in Salt Lake City who is now with the Center for Policing Equity. Most police can then draw a gun and fire two accurate rounds in 1.5 seconds, so the pivotal portion of a confrontation can be over in less than three seconds..."
By Associated Press
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