One of the four basic rules of gun safety is, Be sure of your target. Breaking one of the four rules is indisputable evidence of negligence These officers should be glad they don’t work for me or for a sheriff in any county where the voters know about proper gun safety. They would be fired, or the sheriff would.
So if they are not negligent, or grossly negligent, then they knew it was a cell phone and shot the man because of it.
Their jobs are safe in California, though.
If cops don’t reform themselves bad apples
Will be motivated to gun cops down in the streets. It has already started and will only get worse.