The Blue Innocence project is interesting. A quick journey in Google Land reveals shooting an unarmed man, mentally ill or not, is problematic. Add race and gender and Metro politics for a walk down the plank.
Captain Obvious will agree that occupations requiring guns or helmets are subject to injury.
Recruits, like pro athletes, are demanding more money. Who are you going to call?
The policemen I know are not warm fuzzy types who engage in "feelings" conversations. Domestic disputes; high school fights and mental health situations put guys with Glocks at a disadvantage.