Originally Posted by
jp1
That's all fine once the cops arrive. But as was pointed out up thread, the situation is somewhat likely to be over before they arrive. Prior to their arrival I expect that in an urban mass shooter environment where a sizable portion of the general public is armed and willing to draw their weapons it will be a chaos of bad guys, well intentioned but ill-trained good guys and well trained good guys, all firing guns. The likelihood that the bad guys will be killed will probably go up, but I suspect that the accidental shooting of random people by well intentioned good guys will also increase.