It would simplify the options if the only people doing this were criminal gangs.
Actually it the police stopped doing it, so would the criminals. Win-win.
Please, It's time for Reality 101.
The ones they hit at 3:00 Am heavily armed perps, gangbangers and other groups with a proven propensity for enjoying shooting at LEOs. Why don't we just call them first so they can have some extra ammunition handy.