it's that simple. >> well, it is that simple if people are willing to participate. i think as you both have said, it has to be a voluntary response from the community at large. media certainly has a big role to play, as do politicians. we seem to be sort of cyclically outraged. we tend to forget very quickly. the question is how we keep this in the forefront of people's minds. david? >> that's -- that's a hard one. i do agree with you. it's been very episodic. you know, i think all the way back to when president reagan was shot and then brady went down in the brady handgun movement and how much of a struggle that's been for them. they've been at it for lo these many years. i do think that this particular episode in tucson has struck people emotionally in ways that i -- that are unusual and perhaps do open the door to the kind of serious conversations