Given the chance, could researchers achieve similar progress with firearm violence? It will not be possible to find out unless Congress rescinds its moratorium on firearm injury prevention research. Since Congress took this action in 1997, at least 427 000 people have died of gunshot wounds in the United States, including more than 165 000 who were victims of homicide.1 To put these numbers in context, during the same time period, 4586 Americans lost their lives in combat in Iraq and Afghanistan.10