Guns collected in an effort to buy back firearms in Anaheim, Calif., in 2016. The police department obtained 676 guns and gave out $100 gift cards in exchange. The U.S. rate of deaths from gun violence, at 4.43 deaths per 100,000 people, it is four times higher than the rates in war-torn Syria and Yemen. (Jeff Gritchen/MediaNews Group/Orange County Register via Getty Images)
