Yes, that's one of the reasons why police use them. As for what kind of ammo is supposed to be more "humane", it depends on how you define the word. Keep in min

Yes, that's one of the reasons why police use them. As for what kind of ammo is supposed to be more "humane", it depends on how you define the word. Keep in mind that law enforcement and militaries tend to use different kinds of weapons, and that changes the ammo they use.