That is exactly what is going on. This Lewinski guy and his ilk have blood on their hands. They train the cops to be trigger happy, then testify that they were following training when they kill a guy. What's the poor jury to think?
PLEASE read this. It explains a lot: https://www.nytimes.com/2015/08/02/us/training-officers-to-shoot-first-and-he-will-answer-questions-later.html