>>that activates automatically whenever the gun is withdrawn from the holster and records to a secure remote digital systempreferably away from the patrol caruntil it is replaced into the holster. <<
I want to see why the cop thought it was necessary to withdraw his weapon from his holster. That is what needs to be shown, not the shooting.
B4, In a perfect world, we would have a "way back machine" and we could tune it in and see what transpired.
But, what we have is the narrative that Brown attempted to attack the officer in the car, and tried to get a hold of the gun. The firearm discharged in the car. That is felony assault. From that point, the officer was duty bound to arrest Brown by any means necessary.
The officer is authorized to use whatever force is necessary to accomplish the arrest of the violent offender and to protect himself. From what I've seen, the police officer is a man about 5'9" and 185 lbs. Brown was 6'4" and 320 lbs.
"God made men, but Samuel Colt made them equal."
When facing someone who has shown aggressiveness, you need an equalizer.