Mass murders committed with firearms are becoming more frequent In the United States. And the total number of gun deaths, a majority by suicide, is now on par with those caused by automobile accidents. None of this has broken the political gridlock in Washington that surrounds the issue of gun control. In this episode, professor of health policy David Hemenway describes public-health strategies that can save lives, often without political intervention, by making guns inherently less dangerous, and by enlisting gun advocates and gun-shop owners in efforts to reduce fatalities.