 Learn more at Electricities.com. In the past decade, more than 17,000 children have died from firearms nationwide, according to a Duke Health study that analyzed how state gun laws affected suicide and homicide rates among children. Dr. Krista Haynes, who's a trauma critical care doctor at Duke University Hospital, was part of the study. Haynes tells NCN News the study finds state gun laws, such as state storage, were associated with lower suicide rates.