I don't have the source to hand, but I seem to recall reading that it is becoming more and more common. People who are suicidal know that all they have to do is

I don't have the source to hand, but I seem to recall reading that it is becoming more and more common. People who are suicidal know that all they have to do is wave a weapon (even an unloaded one) in the vicinity of a cop and they'll be shot dead. Here's a Wikipedia article. https://en.wikipedia.org/wiki/Suicide_by_cop https://en.wikipedia.org/wiki/Suicide_by_cop