so in this regard we should take those responsibilities seriously. >> sreenivasan: jeffrey swanson, putalso in perspective for us if you could, guns and violence in the way that the cdc looks at it. >> well, if you look at the cdc statistics and lack at this from a public health point of view, 36,000 people die every area as a result of a gunshot t is a very difficult problem in our society because we have a lot of guns. they're embedded in our culture, they're constitutionally protected, their right to own a fire arm. and so it's a difficult problem. gun control in our country is really about people control after the heller decision but there are things we could do, we could have better country teria for limiting the purchase of a gun by people who are really risky. the criteria we have now are probably too broad and too narrow at the same time. we could also have a legal tool that would give law enforcement officers clear legal authority to actually remove fire arms from people who are known to be risky and dangerous. with due process protections, and we could do things to try to addr